113450625121 has 2 divisors, whose sum is σ = 113450625122. Its totient is φ = 113450625120.

The previous prime is 113450625007. The next prime is 113450625137. The reversal of 113450625121 is 121526054311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96174414400 + 17276210721 = 310120^2 + 131439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113450625121 is a prime.

It is not a weakly prime, because it can be changed into another prime (113450622121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56725312560 + 56725312561.

It is an arithmetic number, because the mean of its divisors is an integer number (56725312561).

Almost surely, 2^113450625121 is an apocalyptic number.

It is an amenable number.

113450625121 is a deficient number, since it is larger than the sum of its proper divisors (1).

113450625121 is an equidigital number, since it uses as much as digits as its factorization.

113450625121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 113450625121 its reverse (121526054311), we get a palindrome (234976679432).

The spelling of 113450625121 in words is "one hundred thirteen billion, four hundred fifty million, six hundred twenty-five thousand, one hundred twenty-one".