113149513 has 2 divisors, whose sum is σ = 113149514. Its totient is φ = 113149512.

The previous prime is 113149493. The next prime is 113149523. The reversal of 113149513 is 315941311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112423609 + 725904 = 10603^2 + 852^2 .

It is a cyclic number.

It is not a de Polignac number, because 113149513 - 2¹³ = 113141321 is a prime.

It is not a weakly prime, because it can be changed into another prime (113149523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56574756 + 56574757.

It is an arithmetic number, because the mean of its divisors is an integer number (56574757).

Almost surely, 2^113149513 is an apocalyptic number.

It is an amenable number.

113149513 is a deficient number, since it is larger than the sum of its proper divisors (1).

113149513 is an equidigital number, since it uses as much as digits as its factorization.

113149513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 28.

The square root of 113149513 is about 10637.1759880149. The cubic root of 113149513 is about 483.6719440413.

It can be divided in two parts, 11 and 3149513, that multiplied together give a palindrome (34644643).

The spelling of 113149513 in words is "one hundred thirteen million, one hundred forty-nine thousand, five hundred thirteen".