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10825081 is a prime number
BaseRepresentation
bin101001010010…
…110101111001
3202100222012221
4221102311321
510232400311
61024004041
7161004001
oct51226571
922328187
1010825081
116124053
123760621
132320297
14161b001
15e3c671
hexa52d79

10825081 has 2 divisors, whose sum is σ = 10825082. Its totient is φ = 10825080.

The previous prime is 10825069. The next prime is 10825093. The reversal of 10825081 is 18052801.

It is a balanced prime because it is at equal distance from previous prime (10825069) and next prime (10825093).

It can be written as a sum of positive squares in only one way, i.e., 10791225 + 33856 = 3285^2 + 184^2 .

It is a cyclic number.

It is not a de Polignac number, because 10825081 - 25 = 10825049 is a prime.

It is a super-2 number, since 2×108250812 = 234364757313122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10825021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5412540 + 5412541.

It is an arithmetic number, because the mean of its divisors is an integer number (5412541).

Almost surely, 210825081 is an apocalyptic number.

It is an amenable number.

10825081 is a deficient number, since it is larger than the sum of its proper divisors (1).

10825081 is an equidigital number, since it uses as much as digits as its factorization.

10825081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 10825081 is about 3290.1490847680. The cubic root of 10825081 is about 221.2128672508.

Adding to 10825081 its reverse (18052801), we get a palindrome (28877882).

The spelling of 10825081 in words is "ten million, eight hundred twenty-five thousand, eighty-one".