113553532551121 has 8 divisors (see below), whose sum is σ = 123181035874344. Its totient is φ = 104053545828480.

The previous prime is 113553532551037. The next prime is 113553532551209. The reversal of 113553532551121 is 121155235355311.

It can be written as a sum of positive squares in 4 ways, for example, as 22504245650496 + 91049286900625 = 4743864^2 + 9541975^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 113553532551121 - 2⁷ = 113553532550993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113553532557121) 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, 31879148290 + ... + 31879151851.

It is an arithmetic number, because the mean of its divisors is an integer number (15397629484293).

Almost surely, 2^{113553532551121} is an apocalyptic number.

It is an amenable number.

113553532551121 is a deficient number, since it is larger than the sum of its proper divisors (9627503323223).

113553532551121 is a wasteful number, since it uses less digits than its factorization.

113553532551121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63758300291.

The product of its digits is 337500, while the sum is 43.

The spelling of 113553532551121 in words is "one hundred thirteen trillion, five hundred fifty-three billion, five hundred thirty-two million, five hundred fifty-one thousand, one hundred twenty-one".