51976135 has 8 divisors (see below), whose sum is σ = 62443296. Its totient is φ = 41532960.

The previous prime is 51976103. The next prime is 51976187. The reversal of 51976135 is 53167915.

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

It is not a de Polignac number, because 51976135 - 2⁵ = 51976103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51976094 and 51976103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 819 + ... + 10228.

It is an arithmetic number, because the mean of its divisors is an integer number (7805412).

Almost surely, 2^51976135 is an apocalyptic number.

51976135 is a deficient number, since it is larger than the sum of its proper divisors (10467161).

51976135 is a wasteful number, since it uses less digits than its factorization.

51976135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11993.

The product of its digits is 28350, while the sum is 37.

The square root of 51976135 is about 7209.4476210040. The cubic root of 51976135 is about 373.1940067015.

The spelling of 51976135 in words is "fifty-one million, nine hundred seventy-six thousand, one hundred thirty-five".