51137002 has 8 divisors (see below), whose sum is σ = 87663456. Its totient is φ = 21915852.

The previous prime is 51136991. The next prime is 51137033. The reversal of 51137002 is 20073115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51137002² = 5229985947096008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1826308 + ... + 1826335.

It is an arithmetic number, because the mean of its divisors is an integer number (10957932).

Almost surely, 2^51137002 is an apocalyptic number.

51137002 is a deficient number, since it is larger than the sum of its proper divisors (36526454).

51137002 is a wasteful number, since it uses less digits than its factorization.

51137002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652652.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 51137002 is about 7151.0140539647. The cubic root of 51137002 is about 371.1747468840.

The spelling of 51137002 in words is "fifty-one million, one hundred thirty-seven thousand, two".