5155160121 has 24 divisors (see below), whose sum is σ = 7890614784. Its totient is φ = 3232045440.

The previous prime is 5155160117. The next prime is 5155160167. The reversal of 5155160121 is 1210615515.

5155160121 is a `hidden beast` number, since 5 + 1 + 5 + 51 + 601 + 2 + 1 = 666.

It is not a de Polignac number, because 5155160121 - 2² = 5155160117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5155160191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190336 + ... + 215726.

It is an arithmetic number, because the mean of its divisors is an integer number (328775616).

Almost surely, 2^5155160121 is an apocalyptic number.

5155160121 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5155160121 is a deficient number, since it is larger than the sum of its proper divisors (2735454663).

5155160121 is a wasteful number, since it uses less digits than its factorization.

5155160121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26741 (or 26738 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

The square root of 5155160121 is about 71799.4437373995. The cubic root of 5155160121 is about 1727.4840773069.

Adding to 5155160121 its reverse (1210615515), we get a palindrome (6365775636).

The spelling of 5155160121 in words is "five billion, one hundred fifty-five million, one hundred sixty thousand, one hundred twenty-one".