5121119844 has 27 divisors (see below), whose sum is σ = 12946138387. Its totient is φ = 1706896824.

The previous prime is 5121119813. The next prime is 5121119863. The reversal of 5121119844 is 4489111215.

The square root of 5121119844 is 71562.

It is a perfect power (a square), and thus also a powerful number.

5121119844 is a `hidden beast` number, since 512 + 1 + 11 + 98 + 44 = 666.

It is a super-2 number, since 2×5121119844² = 52451736913221168672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5121119799 and 5121119808.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 423409 + ... + 435335.

Almost surely, 2^5121119844 is an apocalyptic number.

5121119844 is the 71562-nd square number.

It is an amenable number.

5121119844 is an abundant number, since it is smaller than the sum of its proper divisors (7825018543).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5121119844 is an equidigital number, since it uses as much as digits as its factorization.

5121119844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23864 (or 11932 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The cubic root of 5121119844 is about 1723.6734007175.

Multiplying 5121119844 by its sum of digits (36), we get a square (184360314384 = 429372²).

5121119844 divided by its sum of digits (36) gives a square (142253329 = 11927²).

The spelling of 5121119844 in words is "five billion, one hundred twenty-one million, one hundred nineteen thousand, eight hundred forty-four".