51137202 has 16 divisors (see below), whose sum is σ = 102458592. Its totient is φ = 17015040.

The previous prime is 51137201. The next prime is 51137221. The reversal of 51137202 is 20273115.

It is not an unprimeable number, because it can be changed into a prime (51137201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3924 + ... + 10847.

It is an arithmetic number, because the mean of its divisors is an integer number (6403662).

Almost surely, 2^51137202 is an apocalyptic number.

51137202 is an abundant number, since it is smaller than the sum of its proper divisors (51321390).

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

51137202 is a wasteful number, since it uses less digits than its factorization.

51137202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15353.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 51137202 is about 7151.0280379817. The cubic root of 51137202 is about 371.1752307792.

The spelling of 51137202 in words is "fifty-one million, one hundred thirty-seven thousand, two hundred two".