51167039 has 8 divisors (see below), whose sum is σ = 63792768. Its totient is φ = 39870360.

The previous prime is 51166949. The next prime is 51167063. The reversal of 51167039 is 93076115.

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

It is a cyclic number.

It is not a de Polignac number, because 51167039 - 2²⁰ = 50118463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51166996 and 51167014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51167839) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 332177 + ... + 332330.

It is an arithmetic number, because the mean of its divisors is an integer number (7974096).

Almost surely, 2^51167039 is an apocalyptic number.

51167039 is a deficient number, since it is larger than the sum of its proper divisors (12625729).

51167039 is a wasteful number, since it uses less digits than its factorization.

51167039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664525.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 51167039 is about 7153.1139373003. The cubic root of 51167039 is about 371.2474065579.

The spelling of 51167039 in words is "fifty-one million, one hundred sixty-seven thousand, thirty-nine".