5122505155 has 4 divisors (see below), whose sum is σ = 6147006192. Its totient is φ = 4098004120.

The previous prime is 5122505149. The next prime is 5122505159. The reversal of 5122505155 is 5515052215.

5122505155 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5122505155 - 2¹³ = 5122496963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5122505159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512250511 + ... + 512250520.

It is an arithmetic number, because the mean of its divisors is an integer number (1536751548).

Almost surely, 2^5122505155 is an apocalyptic number.

5122505155 is a deficient number, since it is larger than the sum of its proper divisors (1024501037).

5122505155 is a wasteful number, since it uses less digits than its factorization.

5122505155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024501036.

The product of its (nonzero) digits is 12500, while the sum is 31.

The square root of 5122505155 is about 71571.6784419647. The cubic root of 5122505155 is about 1723.8288099846.

The spelling of 5122505155 in words is "five billion, one hundred twenty-two million, five hundred five thousand, one hundred fifty-five".