2152633453 has 4 divisors (see below), whose sum is σ = 2187922588. Its totient is φ = 2117344320.

The previous prime is 2152633433. The next prime is 2152633493. The reversal of 2152633453 is 3543362512.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 182871529 + 1969761924 = 13523^2 + 44382^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152633453 - 2²⁹ = 1615762541 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 (2152633423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17644476 + ... + 17644597.

It is an arithmetic number, because the mean of its divisors is an integer number (546980647).

Almost surely, 2^2152633453 is an apocalyptic number.

It is an amenable number.

2152633453 is a deficient number, since it is larger than the sum of its proper divisors (35289135).

2152633453 is an equidigital number, since it uses as much as digits as its factorization.

2152633453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35289134.

The product of its digits is 64800, while the sum is 34.

The square root of 2152633453 is about 46396.4810411307. The cubic root of 2152633453 is about 1291.1896269145.

Adding to 2152633453 its reverse (3543362512), we get a palindrome (5695995965).

The spelling of 2152633453 in words is "two billion, one hundred fifty-two million, six hundred thirty-three thousand, four hundred fifty-three".