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52605401 is a prime number
BaseRepresentation
bin1100100010101…
…1000111011001
310122222122001012
43020223013121
5101431333101
65115303305
71206065342
oct310530731
9118878035
1052605401
1127770242
121574ab35
13ab8b274
146db50c9
154941bbb
hex322b1d9

52605401 has 2 divisors, whose sum is σ = 52605402. Its totient is φ = 52605400.

The previous prime is 52605367. The next prime is 52605407. The reversal of 52605401 is 10450625.

52605401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42237001 + 10368400 = 6499^2 + 3220^2 .

It is a cyclic number.

It is not a de Polignac number, because 52605401 - 218 = 52343257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52605407) 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, 26302700 + 26302701.

It is an arithmetic number, because the mean of its divisors is an integer number (26302701).

Almost surely, 252605401 is an apocalyptic number.

It is an amenable number.

52605401 is a deficient number, since it is larger than the sum of its proper divisors (1).

52605401 is an equidigital number, since it uses as much as digits as its factorization.

52605401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 52605401 is about 7252.9580861880. The cubic root of 52605401 is about 374.6940342797.

The spelling of 52605401 in words is "fifty-two million, six hundred five thousand, four hundred one".