2153224537 has 2 divisors, whose sum is σ = 2153224538. Its totient is φ = 2153224536.

The previous prime is 2153224523. The next prime is 2153224637. The reversal of 2153224537 is 7354223512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1924489161 + 228735376 = 43869^2 + 15124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2153224537 is a prime.

It is not a weakly prime, because it can be changed into another prime (2153224517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076612268 + 1076612269.

It is an arithmetic number, because the mean of its divisors is an integer number (1076612269).

Almost surely, 2^2153224537 is an apocalyptic number.

It is an amenable number.

2153224537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153224537 is an equidigital number, since it uses as much as digits as its factorization.

2153224537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 34.

The square root of 2153224537 is about 46402.8505266648. The cubic root of 2153224537 is about 1291.3077971622.

The spelling of 2153224537 in words is "two billion, one hundred fifty-three million, two hundred twenty-four thousand, five hundred thirty-seven".