113561699 has 2 divisors, whose sum is σ = 113561700. Its totient is φ = 113561698.

The previous prime is 113561681. The next prime is 113561719. The reversal of 113561699 is 996165311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113561699 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (113561639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56780849 + 56780850.

It is an arithmetic number, because the mean of its divisors is an integer number (56780850).

Almost surely, 2^113561699 is an apocalyptic number.

113561699 is a deficient number, since it is larger than the sum of its proper divisors (1).

113561699 is an equidigital number, since it uses as much as digits as its factorization.

113561699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43740, while the sum is 41.

The square root of 113561699 is about 10656.5331604608. The cubic root of 113561699 is about 484.2585460952.

The spelling of 113561699 in words is "one hundred thirteen million, five hundred sixty-one thousand, six hundred ninety-nine".