5121214236 has 36 divisors (see below), whose sum is σ = 12960065664. Its totient is φ = 1705123200.

The previous prime is 5121214213. The next prime is 5121214303. The reversal of 5121214236 is 6324121215.

5121214236 is a `hidden beast` number, since 512 + 1 + 2 + 142 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49020 + ... + 112451.

It is an arithmetic number, because the mean of its divisors is an integer number (360001824).

Almost surely, 2^5121214236 is an apocalyptic number.

It is an amenable number.

5121214236 is an abundant number, since it is smaller than the sum of its proper divisors (7838851428).

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

5121214236 is a wasteful number, since it uses less digits than its factorization.

5121214236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162362 (or 162357 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 5121214236 is about 71562.6595089925. The cubic root of 5121214236 is about 1723.6839908478.

The spelling of 5121214236 in words is "five billion, one hundred twenty-one million, two hundred fourteen thousand, two hundred thirty-six".