5120207155 has 16 divisors (see below), whose sum is σ = 7185302784. Its totient is φ = 3429347040.

The previous prime is 5120207137. The next prime is 5120207189. The reversal of 5120207155 is 5517020215.

It is not a de Polignac number, because 5120207155 - 2⁹ = 5120206643 is a prime.

It is a super-2 number, since 2×5120207155² = 52433042620226388050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1699561 + ... + 1702570.

It is an arithmetic number, because the mean of its divisors is an integer number (449081424).

Almost surely, 2^5120207155 is an apocalyptic number.

5120207155 is a deficient number, since it is larger than the sum of its proper divisors (2065095629).

5120207155 is a wasteful number, since it uses less digits than its factorization.

5120207155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402186.

The product of its (nonzero) digits is 3500, while the sum is 28.

The square root of 5120207155 is about 71555.6228049201. The cubic root of 5120207155 is about 1723.5709966036.

The spelling of 5120207155 in words is "five billion, one hundred twenty million, two hundred seven thousand, one hundred fifty-five".