31356313235053 has 2 divisors, whose sum is σ = 31356313235054. Its totient is φ = 31356313235052.

The previous prime is 31356313235041. The next prime is 31356313235063. The reversal of 31356313235053 is 35053231365313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29723289936649 + 1633023298404 = 5451907^2 + 1277898^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31356313235053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31356313235063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15678156617526 + 15678156617527.

It is an arithmetic number, because the mean of its divisors is an integer number (15678156617527).

Almost surely, 2^{31356313235053} is an apocalyptic number.

It is an amenable number.

31356313235053 is a deficient number, since it is larger than the sum of its proper divisors (1).

31356313235053 is an equidigital number, since it uses as much as digits as its factorization.

31356313235053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1093500, while the sum is 43.

The spelling of 31356313235053 in words is "thirty-one trillion, three hundred fifty-six billion, three hundred thirteen million, two hundred thirty-five thousand, fifty-three".