115645263 has 8 divisors (see below), whose sum is σ = 154440576. Its totient is φ = 76973400.

The previous prime is 115645261. The next prime is 115645273. The reversal of 115645263 is 362546511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115645263 - 2¹ = 115645261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115645261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28653 + ... + 32438.

It is an arithmetic number, because the mean of its divisors is an integer number (19305072).

Almost surely, 2^115645263 is an apocalyptic number.

115645263 is a deficient number, since it is larger than the sum of its proper divisors (38795313).

115645263 is an equidigital number, since it uses as much as digits as its factorization.

115645263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61725.

The product of its digits is 21600, while the sum is 33.

The square root of 115645263 is about 10753.8487528884. The cubic root of 115645263 is about 487.2022471053.

The spelling of 115645263 in words is "one hundred fifteen million, six hundred forty-five thousand, two hundred sixty-three".