2153563401 has 24 divisors (see below), whose sum is σ = 3170985696. Its totient is φ = 1289328640.

The previous prime is 2153563361. The next prime is 2153563411. The reversal of 2153563401 is 1043653512.

It is not a de Polignac number, because 2153563401 - 2¹¹ = 2153561353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153563411) 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 23 ways as a sum of consecutive naturals, for example, 222601 + ... + 232073.

It is an arithmetic number, because the mean of its divisors is an integer number (132124404).

Almost surely, 2^2153563401 is an apocalyptic number.

It is an amenable number.

2153563401 is a deficient number, since it is larger than the sum of its proper divisors (1017422295).

2153563401 is an equidigital number, since it uses as much as digits as its factorization.

2153563401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9653 (or 9570 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2153563401 is about 46406.5017104285. The cubic root of 2153563401 is about 1291.3755335215.

The spelling of 2153563401 in words is "two billion, one hundred fifty-three million, five hundred sixty-three thousand, four hundred one".