2153252563 has 32 divisors (see below), whose sum is σ = 2762952192. Its totient is φ = 1629331200.

The previous prime is 2153252551. The next prime is 2153252579. The reversal of 2153252563 is 3652523512.

It is not a de Polignac number, because 2153252563 - 2⁹ = 2153252051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2153252503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 597495 + ... + 601087.

It is an arithmetic number, because the mean of its divisors is an integer number (86342256).

Almost surely, 2^2153252563 is an apocalyptic number.

2153252563 is a deficient number, since it is larger than the sum of its proper divisors (609699629).

2153252563 is a wasteful number, since it uses less digits than its factorization.

2153252563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835.

The product of its digits is 54000, while the sum is 34.

The square root of 2153252563 is about 46403.1525114404. The cubic root of 2153252563 is about 1291.3133996179.

The spelling of 2153252563 in words is "two billion, one hundred fifty-three million, two hundred fifty-two thousand, five hundred sixty-three".