113135149 has 2 divisors, whose sum is σ = 113135150. Its totient is φ = 113135148.

The previous prime is 113135147. The next prime is 113135161. The reversal of 113135149 is 941531311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112466025 + 669124 = 10605^2 + 818^2 .

It is a cyclic number.

It is not a de Polignac number, because 113135149 - 2¹ = 113135147 is a prime.

Together with 113135147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113135147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56567574 + 56567575.

It is an arithmetic number, because the mean of its divisors is an integer number (56567575).

Almost surely, 2^113135149 is an apocalyptic number.

It is an amenable number.

113135149 is a deficient number, since it is larger than the sum of its proper divisors (1).

113135149 is an equidigital number, since it uses as much as digits as its factorization.

113135149 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 113135149 is about 10636.5007873830. The cubic root of 113135149 is about 483.6514762619.

The spelling of 113135149 in words is "one hundred thirteen million, one hundred thirty-five thousand, one hundred forty-nine".