115156523 has 2 divisors, whose sum is σ = 115156524. Its totient is φ = 115156522.

The previous prime is 115156513. The next prime is 115156553. The reversal of 115156523 is 325651511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115156523 - 2¹⁸ = 114894379 is a prime.

It is a super-2 number, since 2×115156523² = 26522049578899058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (115156513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57578261 + 57578262.

It is an arithmetic number, because the mean of its divisors is an integer number (57578262).

Almost surely, 2^115156523 is an apocalyptic number.

115156523 is a deficient number, since it is larger than the sum of its proper divisors (1).

115156523 is an equidigital number, since it uses as much as digits as its factorization.

115156523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 29.

The square root of 115156523 is about 10731.1007357121. The cubic root of 115156523 is about 486.5149399307.

The spelling of 115156523 in words is "one hundred fifteen million, one hundred fifty-six thousand, five hundred twenty-three".