50520137 has 2 divisors, whose sum is σ = 50520138. Its totient is φ = 50520136.

The previous prime is 50520109. The next prime is 50520143. The reversal of 50520137 is 73102505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36711481 + 13808656 = 6059^2 + 3716^2 .

It is a cyclic number.

It is not a de Polignac number, because 50520137 - 2⁸ = 50519881 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50520637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25260068 + 25260069.

It is an arithmetic number, because the mean of its divisors is an integer number (25260069).

Almost surely, 2^50520137 is an apocalyptic number.

It is an amenable number.

50520137 is a deficient number, since it is larger than the sum of its proper divisors (1).

50520137 is an equidigital number, since it uses as much as digits as its factorization.

50520137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 50520137 is about 7107.7518949384. The cubic root of 50520137 is about 369.6762129625.

The spelling of 50520137 in words is "fifty million, five hundred twenty thousand, one hundred thirty-seven".