5111561151 has 24 divisors (see below), whose sum is σ = 7470887424. Its totient is φ = 3367526400.

The previous prime is 5111561113. The next prime is 5111561159. The reversal of 5111561151 is 1511651115.

5111561151 is a `hidden beast` number, since 51 + 1 + 1 + 561 + 1 + 51 = 666.

It is not a de Polignac number, because 5111561151 - 2⁶ = 5111561087 is a prime.

It is a super-2 number, since 2×5111561151² = 52256114800824889602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111561159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 285051 + ... + 302451.

It is an arithmetic number, because the mean of its divisors is an integer number (311286976).

Almost surely, 2^5111561151 is an apocalyptic number.

5111561151 is a deficient number, since it is larger than the sum of its proper divisors (2359326273).

5111561151 is a wasteful number, since it uses less digits than its factorization.

5111561151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17791 (or 17788 counting only the distinct ones).

The product of its digits is 750, while the sum is 27.

The square root of 5111561151 is about 71495.1827118443. The cubic root of 5111561151 is about 1722.6003068757.

The spelling of 5111561151 in words is "five billion, one hundred eleven million, five hundred sixty-one thousand, one hundred fifty-one".