2113625223453 has 4 divisors (see below), whose sum is σ = 2818166964608. Its totient is φ = 1409083482300.

The previous prime is 2113625223439. The next prime is 2113625223461. The reversal of 2113625223453 is 3543225263112.

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 not a de Polignac number, because 2113625223453 - 2⁵ = 2113625223421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113625223053) 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, 352270870573 + ... + 352270870578.

It is an arithmetic number, because the mean of its divisors is an integer number (704541741152).

Almost surely, 2^{2113625223453} is an apocalyptic number.

It is an amenable number.

2113625223453 is a deficient number, since it is larger than the sum of its proper divisors (704541741155).

2113625223453 is an equidigital number, since it uses as much as digits as its factorization.

2113625223453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704541741154.

The product of its digits is 259200, while the sum is 39.

The spelling of 2113625223453 in words is "two trillion, one hundred thirteen billion, six hundred twenty-five million, two hundred twenty-three thousand, four hundred fifty-three".