113553532432401 has 4 divisors (see below), whose sum is σ = 151404709909872. Its totient is φ = 75702354954932.

The previous prime is 113553532432381. The next prime is 113553532432429. The reversal of 113553532432401 is 104234235355311.

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 113553532432401 - 2²² = 113553528238097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113553532432801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18925588738731 + ... + 18925588738736.

It is an arithmetic number, because the mean of its divisors is an integer number (37851177477468).

Almost surely, 2^{113553532432401} is an apocalyptic number.

It is an amenable number.

113553532432401 is a deficient number, since it is larger than the sum of its proper divisors (37851177477471).

113553532432401 is an equidigital number, since it uses as much as digits as its factorization.

113553532432401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37851177477470.

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 113553532432401 its reverse (104234235355311), we get a palindrome (217787767787712).

The spelling of 113553532432401 in words is "one hundred thirteen trillion, five hundred fifty-three billion, five hundred thirty-two million, four hundred thirty-two thousand, four hundred one".