115913263 has 2 divisors, whose sum is σ = 115913264. Its totient is φ = 115913262.

The previous prime is 115913249. The next prime is 115913299. The reversal of 115913263 is 362319511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115913263 - 2¹³ = 115905071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115913363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57956631 + 57956632.

It is an arithmetic number, because the mean of its divisors is an integer number (57956632).

Almost surely, 2^115913263 is an apocalyptic number.

115913263 is a deficient number, since it is larger than the sum of its proper divisors (1).

115913263 is an equidigital number, since it uses as much as digits as its factorization.

115913263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 31.

The square root of 115913263 is about 10766.3021971334. The cubic root of 115913263 is about 487.5783094013.

The spelling of 115913263 in words is "one hundred fifteen million, nine hundred thirteen thousand, two hundred sixty-three".