2551116371 has 2 divisors, whose sum is σ = 2551116372. Its totient is φ = 2551116370.

The previous prime is 2551116349. The next prime is 2551116409. The reversal of 2551116371 is 1736111552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2551116371 - 2⁶ = 2551116307 is a prime.

It is not a weakly prime, because it can be changed into another prime (2551116331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275558185 + 1275558186.

It is an arithmetic number, because the mean of its divisors is an integer number (1275558186).

Almost surely, 2^2551116371 is an apocalyptic number.

2551116371 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551116371 is an equidigital number, since it uses as much as digits as its factorization.

2551116371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 32.

The square root of 2551116371 is about 50508.5772022931. The cubic root of 2551116371 is about 1366.3965492794.

The spelling of 2551116371 in words is "two billion, five hundred fifty-one million, one hundred sixteen thousand, three hundred seventy-one".