113919553 has 4 divisors (see below), whose sum is σ = 124275888. Its totient is φ = 103563220.

The previous prime is 113919541. The next prime is 113919557. The reversal of 113919553 is 355919311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113919553 - 2⁵ = 113919521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113919557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5178151 + ... + 5178172.

It is an arithmetic number, because the mean of its divisors is an integer number (31068972).

Almost surely, 2^113919553 is an apocalyptic number.

It is an amenable number.

113919553 is a deficient number, since it is larger than the sum of its proper divisors (10356335).

113919553 is a wasteful number, since it uses less digits than its factorization.

113919553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10356334.

The product of its digits is 18225, while the sum is 37.

The square root of 113919553 is about 10673.3103112390. The cubic root of 113919553 is about 484.7666755973.

The spelling of 113919553 in words is "one hundred thirteen million, nine hundred nineteen thousand, five hundred fifty-three".