115157303 has 4 divisors (see below), whose sum is σ = 121931280. Its totient is φ = 108383328.

The previous prime is 115157299. The next prime is 115157351. The reversal of 115157303 is 303751511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115157303 - 2² = 115157299 is a prime.

It is a super-2 number, since 2×115157303² = 26522408868467618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115157353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3386963 + ... + 3386996.

It is an arithmetic number, because the mean of its divisors is an integer number (30482820).

Almost surely, 2^115157303 is an apocalyptic number.

115157303 is a deficient number, since it is larger than the sum of its proper divisors (6773977).

115157303 is an equidigital number, since it uses as much as digits as its factorization.

115157303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6773976.

The product of its (nonzero) digits is 1575, while the sum is 26.

The square root of 115157303 is about 10731.1370786138. The cubic root of 115157303 is about 486.5160383800.

The spelling of 115157303 in words is "one hundred fifteen million, one hundred fifty-seven thousand, three hundred three".