31400000113 has 2 divisors, whose sum is σ = 31400000114. Its totient is φ = 31400000112.

The previous prime is 31400000083. The next prime is 31400000119. The reversal of 31400000113 is 31100000413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19673709169 + 11726290944 = 140263^2 + 108288^2 .

It is a cyclic number.

It is not a de Polignac number, because 31400000113 - 2⁵ = 31400000081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31400000093 and 31400000102.

It is not a weakly prime, because it can be changed into another prime (31400000119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15700000056 + 15700000057.

It is an arithmetic number, because the mean of its divisors is an integer number (15700000057).

Almost surely, 2^31400000113 is an apocalyptic number.

It is an amenable number.

31400000113 is a deficient number, since it is larger than the sum of its proper divisors (1).

31400000113 is an equidigital number, since it uses as much as digits as its factorization.

31400000113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 31400000113 its reverse (31100000413), we get a palindrome (62500000526).

The spelling of 31400000113 in words is "thirty-one billion, four hundred million, one hundred thirteen", and thus it is an aban number.