51014137 has 2 divisors, whose sum is σ = 51014138. Its totient is φ = 51014136.

The previous prime is 51014123. The next prime is 51014141. The reversal of 51014137 is 73141015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38489616 + 12524521 = 6204^2 + 3539^2 .

It is a cyclic number.

It is not a de Polignac number, because 51014137 - 2²³ = 42625529 is a prime.

It is not a weakly prime, because it can be changed into another prime (51014237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507068 + 25507069.

It is an arithmetic number, because the mean of its divisors is an integer number (25507069).

Almost surely, 2^51014137 is an apocalyptic number.

It is an amenable number.

51014137 is a deficient number, since it is larger than the sum of its proper divisors (1).

51014137 is an equidigital number, since it uses as much as digits as its factorization.

51014137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 51014137 is about 7142.4181479384. The cubic root of 51014137 is about 370.8772391673.

The spelling of 51014137 in words is "fifty-one million, fourteen thousand, one hundred thirty-seven".