5151312061631 has 2 divisors, whose sum is σ = 5151312061632. Its totient is φ = 5151312061630.

The previous prime is 5151312061543. The next prime is 5151312061663. The reversal of 5151312061631 is 1361602131515.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5151312061631 - 2²⁶ = 5151244952767 is a prime.

It is a super-2 number, since 2×5151312061631² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5151312061591 and 5151312061600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5151312031631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2575656030815 + 2575656030816.

It is an arithmetic number, because the mean of its divisors is an integer number (2575656030816).

Almost surely, 2^{5151312061631} is an apocalyptic number.

5151312061631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5151312061631 is an equidigital number, since it uses as much as digits as its factorization.

5151312061631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The spelling of 5151312061631 in words is "five trillion, one hundred fifty-one billion, three hundred twelve million, sixty-one thousand, six hundred thirty-one".