5155666115 has 4 divisors (see below), whose sum is σ = 6186799344. Its totient is φ = 4124532888.

The previous prime is 5155666091. The next prime is 5155666121. The reversal of 5155666115 is 5116665515.

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 5155666115 - 2⁶ = 5155666051 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515566607 + ... + 515566616.

It is an arithmetic number, because the mean of its divisors is an integer number (1546699836).

Almost surely, 2^5155666115 is an apocalyptic number.

5155666115 is a deficient number, since it is larger than the sum of its proper divisors (1031133229).

5155666115 is a wasteful number, since it uses less digits than its factorization.

5155666115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031133228.

The product of its digits is 135000, while the sum is 41.

The square root of 5155666115 is about 71802.9673133360. The cubic root of 5155666115 is about 1727.5405946579.

The spelling of 5155666115 in words is "five billion, one hundred fifty-five million, six hundred sixty-six thousand, one hundred fifteen".