2153474453 has 8 divisors (see below), whose sum is σ = 2358434400. Its totient is φ = 1954129968.

The previous prime is 2153474423. The next prime is 2153474471. The reversal of 2153474453 is 3544743512.

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 2153474453 - 2¹⁸ = 2153212309 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 (2153474413) 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, 1403063 + ... + 1404596.

It is an arithmetic number, because the mean of its divisors is an integer number (294804300).

Almost surely, 2^2153474453 is an apocalyptic number.

It is an amenable number.

2153474453 is a deficient number, since it is larger than the sum of its proper divisors (204959947).

2153474453 is a wasteful number, since it uses less digits than its factorization.

2153474453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2807731.

The product of its digits is 201600, while the sum is 38.

The square root of 2153474453 is about 46405.5433434412. The cubic root of 2153474453 is about 1291.3577541746.

The spelling of 2153474453 in words is "two billion, one hundred fifty-three million, four hundred seventy-four thousand, four hundred fifty-three".