113553441 has 16 divisors (see below), whose sum is σ = 168940800. Its totient is φ = 75381264.

The previous prime is 113553439. The next prime is 113553449. The reversal of 113553441 is 144355311.

It is a happy number.

It is not a de Polignac number, because 113553441 - 2¹ = 113553439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (113553449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2346 + ... + 15251.

It is an arithmetic number, because the mean of its divisors is an integer number (10558800).

Almost surely, 2^113553441 is an apocalyptic number.

It is an amenable number.

113553441 is a deficient number, since it is larger than the sum of its proper divisors (55387359).

113553441 is a wasteful number, since it uses less digits than its factorization.

113553441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17845 (or 17839 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 113553441 is about 10656.1456915716. The cubic root of 113553441 is about 484.2468076773.

The spelling of 113553441 in words is "one hundred thirteen million, five hundred fifty-three thousand, four hundred forty-one".