2112552453 has 16 divisors (see below), whose sum is σ = 3073900032. Its totient is φ = 1279878000.

The previous prime is 2112552401. The next prime is 2112552457. The reversal of 2112552453 is 3542552112.

It is not a de Polignac number, because 2112552453 - 2²¹ = 2110455301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2112552453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112552457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98158 + ... + 117728.

It is an arithmetic number, because the mean of its divisors is an integer number (192118752).

Almost surely, 2^2112552453 is an apocalyptic number.

It is an amenable number.

2112552453 is a deficient number, since it is larger than the sum of its proper divisors (961347579).

2112552453 is a wasteful number, since it uses less digits than its factorization.

2112552453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22856.

The product of its digits is 12000, while the sum is 30.

The square root of 2112552453 is about 45962.5113869989. The cubic root of 2112552453 is about 1283.1255916877.

The spelling of 2112552453 in words is "two billion, one hundred twelve million, five hundred fifty-two thousand, four hundred fifty-three".