113553463521 has 8 divisors (see below), whose sum is σ = 151442008864. Its totient is φ = 75683613600.

The previous prime is 113553463451. The next prime is 113553463523. The reversal of 113553463521 is 125364355311.

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

It is not a de Polignac number, because 113553463521 - 2¹⁷ = 113553332449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113553463521.

It is not an unprimeable number, because it can be changed into a prime (113553463523) 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, 4659676 + ... + 4683981.

It is an arithmetic number, because the mean of its divisors is an integer number (18930251108).

Almost surely, 2^113553463521 is an apocalyptic number.

It is an amenable number.

113553463521 is a deficient number, since it is larger than the sum of its proper divisors (37888545343).

113553463521 is an equidigital number, since it uses as much as digits as its factorization.

113553463521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9347711.

The product of its digits is 162000, while the sum is 39.

The spelling of 113553463521 in words is "one hundred thirteen billion, five hundred fifty-three million, four hundred sixty-three thousand, five hundred twenty-one".