115117645 has 8 divisors (see below), whose sum is σ = 144147456. Its totient is φ = 88089936.

The previous prime is 115117633. The next prime is 115117661. The reversal of 115117645 is 546711511.

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

It is a cyclic number.

It is not a de Polignac number, because 115117645 - 2⁹ = 115117133 is a prime.

It is a super-3 number, since 3×115117645³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500397 + ... + 500626.

It is an arithmetic number, because the mean of its divisors is an integer number (18018432).

Almost surely, 2^115117645 is an apocalyptic number.

It is an amenable number.

115117645 is a deficient number, since it is larger than the sum of its proper divisors (29029811).

115117645 is a wasteful number, since it uses less digits than its factorization.

115117645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001051.

The product of its digits is 4200, while the sum is 31.

The square root of 115117645 is about 10729.2891190423. The cubic root of 115117645 is about 486.4601829896.

The spelling of 115117645 in words is "one hundred fifteen million, one hundred seventeen thousand, six hundred forty-five".