3115136217 has 8 divisors (see below), whose sum is σ = 4153780224. Its totient is φ = 2076624848.

The previous prime is 3115136207. The next prime is 3115136231. The reversal of 3115136217 is 7126315113.

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 3115136217 - 2¹⁵ = 3115103449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3115136207) 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, 55543 + ... + 96515.

It is an arithmetic number, because the mean of its divisors is an integer number (519222528).

Almost surely, 2^3115136217 is an apocalyptic number.

It is an amenable number.

3115136217 is a deficient number, since it is larger than the sum of its proper divisors (1038644007).

3115136217 is a wasteful number, since it uses less digits than its factorization.

3115136217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66319.

The product of its digits is 3780, while the sum is 30.

The square root of 3115136217 is about 55813.4053521195. The cubic root of 3115136217 is about 1460.4690144193.

The spelling of 3115136217 in words is "three billion, one hundred fifteen million, one hundred thirty-six thousand, two hundred seventeen".