113954861 has 4 divisors (see below), whose sum is σ = 114141372. Its totient is φ = 113768352.

The previous prime is 113954809. The next prime is 113954879. The reversal of 113954861 is 168459311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10118761 + 103836100 = 3181^2 + 10190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113954861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113951861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92336 + ... + 93561.

It is an arithmetic number, because the mean of its divisors is an integer number (28535343).

Almost surely, 2^113954861 is an apocalyptic number.

It is an amenable number.

113954861 is a deficient number, since it is larger than the sum of its proper divisors (186511).

113954861 is an equidigital number, since it uses as much as digits as its factorization.

113954861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186510.

The product of its digits is 25920, while the sum is 38.

The square root of 113954861 is about 10674.9642153967. The cubic root of 113954861 is about 484.8167529642.

The spelling of 113954861 in words is "one hundred thirteen million, nine hundred fifty-four thousand, eight hundred sixty-one".