51003371201 has 2 divisors, whose sum is σ = 51003371202. Its totient is φ = 51003371200.

The previous prime is 51003371191. The next prime is 51003371239. The reversal of 51003371201 is 10217330015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50974802176 + 28569025 = 225776^2 + 5345^2 .

It is a cyclic number.

It is not a de Polignac number, because 51003371201 - 2²⁶ = 50936262337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (51003371501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25501685600 + 25501685601.

It is an arithmetic number, because the mean of its divisors is an integer number (25501685601).

Almost surely, 2^51003371201 is an apocalyptic number.

It is an amenable number.

51003371201 is a deficient number, since it is larger than the sum of its proper divisors (1).

51003371201 is an equidigital number, since it uses as much as digits as its factorization.

51003371201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 23.

The spelling of 51003371201 in words is "fifty-one billion, three million, three hundred seventy-one thousand, two hundred one".