2153193841 has 2 divisors, whose sum is σ = 2153193842. Its totient is φ = 2153193840.

The previous prime is 2153193793. The next prime is 2153193853. The reversal of 2153193841 is 1483913512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2125578816 + 27615025 = 46104^2 + 5255^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153193841 - 2²⁵ = 2119639409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2153193841.

It is not a weakly prime, because it can be changed into another prime (2153193881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076596920 + 1076596921.

It is an arithmetic number, because the mean of its divisors is an integer number (1076596921).

Almost surely, 2^2153193841 is an apocalyptic number.

It is an amenable number.

2153193841 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153193841 is an equidigital number, since it uses as much as digits as its factorization.

2153193841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 2153193841 is about 46402.5197699435. The cubic root of 2153193841 is about 1291.3016609122.

The spelling of 2153193841 in words is "two billion, one hundred fifty-three million, one hundred ninety-three thousand, eight hundred forty-one".