51137116 has 12 divisors (see below), whose sum is σ = 89915560. Its totient is φ = 25446960.

The previous prime is 51137069. The next prime is 51137117. The reversal of 51137116 is 61173115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51137117) 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 3 ways as a sum of consecutive naturals, for example, 29451 + ... + 31138.

Almost surely, 2^51137116 is an apocalyptic number.

It is an amenable number.

51137116 is a deficient number, since it is larger than the sum of its proper divisors (38778444).

51137116 is a wasteful number, since it uses less digits than its factorization.

51137116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60804 (or 60802 counting only the distinct ones).

The product of its digits is 630, while the sum is 25.

The square root of 51137116 is about 7151.0220248577. The cubic root of 51137116 is about 371.1750227044.

The spelling of 51137116 in words is "fifty-one million, one hundred thirty-seven thousand, one hundred sixteen".