115634261 has 2 divisors, whose sum is σ = 115634262. Its totient is φ = 115634260.

The previous prime is 115634257. The next prime is 115634293. The reversal of 115634261 is 162436511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105987025 + 9647236 = 10295^2 + 3106^2 .

It is a cyclic number.

It is not a de Polignac number, because 115634261 - 2² = 115634257 is a prime.

It is a super-2 number, since 2×115634261² = 26742564634032242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115634201) 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, 57817130 + 57817131.

It is an arithmetic number, because the mean of its divisors is an integer number (57817131).

Almost surely, 2^115634261 is an apocalyptic number.

It is an amenable number.

115634261 is a deficient number, since it is larger than the sum of its proper divisors (1).

115634261 is an equidigital number, since it uses as much as digits as its factorization.

115634261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 115634261 is about 10753.3372029338. The cubic root of 115634261 is about 487.1867964966.

The spelling of 115634261 in words is "one hundred fifteen million, six hundred thirty-four thousand, two hundred sixty-one".