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25412201 is a prime number
BaseRepresentation
bin110000011110…
…0001001101001
31202211001222122
41200330021221
523001142301
62304401025
7426000023
oct140741151
952731878
1025412201
1113387621
128616175
135359a09
143537013
15236e81b
hex183c269

25412201 has 2 divisors, whose sum is σ = 25412202. Its totient is φ = 25412200.

The previous prime is 25412141. The next prime is 25412209. The reversal of 25412201 is 10221452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24019801 + 1392400 = 4901^2 + 1180^2 .

It is a cyclic number.

It is not a de Polignac number, because 25412201 - 214 = 25395817 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25412201.

It is not a weakly prime, because it can be changed into another prime (25412209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12706100 + 12706101.

It is an arithmetic number, because the mean of its divisors is an integer number (12706101).

Almost surely, 225412201 is an apocalyptic number.

It is an amenable number.

25412201 is a deficient number, since it is larger than the sum of its proper divisors (1).

25412201 is an equidigital number, since it uses as much as digits as its factorization.

25412201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 25412201 is about 5041.0515768042. The cubic root of 25412201 is about 294.0000655591. Note that the first 4 decimals are identical.

Subtracting from 25412201 its sum of digits (17), we obtain a cube (25412184 = 2943).

Adding to 25412201 its reverse (10221452), we get a palindrome (35633653).

The spelling of 25412201 in words is "twenty-five million, four hundred twelve thousand, two hundred one".