113643501 has 8 divisors (see below), whose sum is σ = 154383840. Its totient is φ = 74332752.

The previous prime is 113643469. The next prime is 113643511. The reversal of 113643501 is 105346311.

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

It is not a de Polignac number, because 113643501 - 2⁵ = 113643469 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113643511) 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, 357211 + ... + 357528.

It is an arithmetic number, because the mean of its divisors is an integer number (19297980).

Almost surely, 2^113643501 is an apocalyptic number.

It is an amenable number.

113643501 is a deficient number, since it is larger than the sum of its proper divisors (40740339).

113643501 is an equidigital number, since it uses as much as digits as its factorization.

113643501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714795.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 113643501 is about 10660.3705845529. The cubic root of 113643501 is about 484.3747936510.

Adding to 113643501 its reverse (105346311), we get a palindrome (218989812).

The spelling of 113643501 in words is "one hundred thirteen million, six hundred forty-three thousand, five hundred one".