113553212143253 has 12 divisors (see below), whose sum is σ = 120633697817700. Its totient is φ = 106866552479232.

The previous prime is 113553212143249. The next prime is 113553212143271. The reversal of 113553212143253 is 352341212355311.

It can be written as a sum of positive squares in 6 ways, for example, as 40965657795364 + 72587554347889 = 6400442^2 + 8519833^2 .

It is not a de Polignac number, because 113553212143253 - 2² = 113553212143249 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 113553212143253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113553212143153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8590376 + ... + 17346497.

It is an arithmetic number, because the mean of its divisors is an integer number (10052808151475).

Almost surely, 2^{113553212143253} is an apocalyptic number.

It is an amenable number.

113553212143253 is a deficient number, since it is larger than the sum of its proper divisors (7080485674447).

113553212143253 is a wasteful number, since it uses less digits than its factorization.

113553212143253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25952056 (or 25952039 counting only the distinct ones).

The product of its digits is 324000, while the sum is 41.

Adding to 113553212143253 its reverse (352341212355311), we get a palindrome (465894424498564).

The spelling of 113553212143253 in words is "one hundred thirteen trillion, five hundred fifty-three billion, two hundred twelve million, one hundred forty-three thousand, two hundred fifty-three".