31264146103513 has 2 divisors, whose sum is σ = 31264146103514. Its totient is φ = 31264146103512.

The previous prime is 31264146103459. The next prime is 31264146103523. The reversal of 31264146103513 is 31530164146213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23297148730944 + 7966997372569 = 4826712^2 + 2822587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31264146103513 is a prime.

It is not a weakly prime, because it can be changed into another prime (31264146103523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15632073051756 + 15632073051757.

It is an arithmetic number, because the mean of its divisors is an integer number (15632073051757).

Almost surely, 2^{31264146103513} is an apocalyptic number.

It is an amenable number.

31264146103513 is a deficient number, since it is larger than the sum of its proper divisors (1).

31264146103513 is an equidigital number, since it uses as much as digits as its factorization.

31264146103513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 31264146103513 in words is "thirty-one trillion, two hundred sixty-four billion, one hundred forty-six million, one hundred three thousand, five hundred thirteen".