113663541 has 8 divisors (see below), whose sum is σ = 153470080. Its totient is φ = 74816352.

The previous prime is 113663503. The next prime is 113663551. The reversal of 113663541 is 145366311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113663541 - 2⁶ = 113663477 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113663499 and 113663508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113663551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239560 + ... + 240033.

It is an arithmetic number, because the mean of its divisors is an integer number (19183760).

Almost surely, 2^113663541 is an apocalyptic number.

It is an amenable number.

113663541 is a deficient number, since it is larger than the sum of its proper divisors (39806539).

113663541 is an equidigital number, since it uses as much as digits as its factorization.

113663541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479675.

The product of its digits is 6480, while the sum is 30.

The square root of 113663541 is about 10661.3104729203. The cubic root of 113663541 is about 484.4032636772.

The spelling of 113663541 in words is "one hundred thirteen million, six hundred sixty-three thousand, five hundred forty-one".