112645122253 has 4 divisors (see below), whose sum is σ = 117542736288. Its totient is φ = 107747508220.

The previous prime is 112645122241. The next prime is 112645122319. The reversal of 112645122253 is 352221546211.

It is a happy number.

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 112645122253 - 2⁵ = 112645122221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112645122223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2448806983 + ... + 2448807028.

It is an arithmetic number, because the mean of its divisors is an integer number (29385684072).

Almost surely, 2^112645122253 is an apocalyptic number.

It is an amenable number.

112645122253 is a deficient number, since it is larger than the sum of its proper divisors (4897614035).

112645122253 is an equidigital number, since it uses as much as digits as its factorization.

112645122253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4897614034.

The product of its digits is 28800, while the sum is 34.

Adding to 112645122253 its reverse (352221546211), we get a palindrome (464866668464).

The spelling of 112645122253 in words is "one hundred twelve billion, six hundred forty-five million, one hundred twenty-two thousand, two hundred fifty-three".