7931131114901 has 2 divisors, whose sum is σ = 7931131114902. Its totient is φ = 7931131114900.

The previous prime is 7931131114897. The next prime is 7931131114967. The reversal of 7931131114901 is 1094111311397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5978264612401 + 1952866502500 = 2445049^2 + 1397450^2 .

It is a cyclic number.

It is not a de Polignac number, because 7931131114901 - 2² = 7931131114897 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7931131110901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3965565557450 + 3965565557451.

It is an arithmetic number, because the mean of its divisors is an integer number (3965565557451).

Almost surely, 2^{7931131114901} is an apocalyptic number.

It is an amenable number.

7931131114901 is a deficient number, since it is larger than the sum of its proper divisors (1).

7931131114901 is an equidigital number, since it uses as much as digits as its factorization.

7931131114901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 41.

The spelling of 7931131114901 in words is "seven trillion, nine hundred thirty-one billion, one hundred thirty-one million, one hundred fourteen thousand, nine hundred one".