345615117 has 16 divisors (see below), whose sum is σ = 499830912. Its totient is φ = 211566080.

The previous prime is 345615091. The next prime is 345615139. The reversal of 345615117 is 711516543.

It is a cyclic number.

It is not a de Polignac number, because 345615117 - 2¹¹ = 345613069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345615157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80553 + ... + 84734.

It is an arithmetic number, because the mean of its divisors is an integer number (31239432).

Almost surely, 2^345615117 is an apocalyptic number.

It is an amenable number.

345615117 is a deficient number, since it is larger than the sum of its proper divisors (154215795).

345615117 is a wasteful number, since it uses less digits than its factorization.

345615117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165348.

The product of its digits is 12600, while the sum is 33.

The square root of 345615117 is about 18590.7266399138. The cubic root of 345615117 is about 701.7744890534.

The spelling of 345615117 in words is "three hundred forty-five million, six hundred fifteen thousand, one hundred seventeen".