5267156121 has 12 divisors (see below), whose sum is σ = 8055650772. Its totient is φ = 3304882176.

The previous prime is 5267156107. The next prime is 5267156123. The reversal of 5267156121 is 1216517625.

5267156121 is a `hidden beast` number, since 5 + 2 + 6 + 71 + 561 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2394732096 + 2872424025 = 48936^2 + 53595^2 .

It is not a de Polignac number, because 5267156121 - 2¹³ = 5267147929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5267156123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17212776 + ... + 17213081.

It is an arithmetic number, because the mean of its divisors is an integer number (671304231).

Almost surely, 2^5267156121 is an apocalyptic number.

5267156121 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5267156121 is a deficient number, since it is larger than the sum of its proper divisors (2788494651).

5267156121 is a wasteful number, since it uses less digits than its factorization.

5267156121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34425880 (or 34425877 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 5267156121 is about 72575.1756525604. The cubic root of 5267156121 is about 1739.9044428300.

The spelling of 5267156121 in words is "five billion, two hundred sixty-seven million, one hundred fifty-six thousand, one hundred twenty-one".