113415749 has 2 divisors, whose sum is σ = 113415750. Its totient is φ = 113415748.

The previous prime is 113415703. The next prime is 113415751. The reversal of 113415749 is 947514311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101808100 + 11607649 = 10090^2 + 3407^2 .

It is a cyclic number.

It is not a de Polignac number, because 113415749 - 2¹² = 113411653 is a prime.

It is a Sophie Germain prime.

Together with 113415751, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113415149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56707874 + 56707875.

It is an arithmetic number, because the mean of its divisors is an integer number (56707875).

Almost surely, 2^113415749 is an apocalyptic number.

It is an amenable number.

113415749 is a deficient number, since it is larger than the sum of its proper divisors (1).

113415749 is an equidigital number, since it uses as much as digits as its factorization.

113415749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 113415749 is about 10649.6830469268. The cubic root of 113415749 is about 484.0510000786.

The spelling of 113415749 in words is "one hundred thirteen million, four hundred fifteen thousand, seven hundred forty-nine".