51316079 has 2 divisors, whose sum is σ = 51316080. Its totient is φ = 51316078.

The previous prime is 51316063. The next prime is 51316099. The reversal of 51316079 is 97061315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51316079 - 2⁴ = 51316063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51316019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25658039 + 25658040.

It is an arithmetic number, because the mean of its divisors is an integer number (25658040).

Almost surely, 2^51316079 is an apocalyptic number.

51316079 is a deficient number, since it is larger than the sum of its proper divisors (1).

51316079 is an equidigital number, since it uses as much as digits as its factorization.

51316079 is an evil number, because the sum of its binary digits is even.

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

The square root of 51316079 is about 7163.5242025137. The cubic root of 51316079 is about 371.6075151920.

The spelling of 51316079 in words is "fifty-one million, three hundred sixteen thousand, seventy-nine".