2153441963 has 2 divisors, whose sum is σ = 2153441964. Its totient is φ = 2153441962.

The previous prime is 2153441959. The next prime is 2153442013. The reversal of 2153441963 is 3691443512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2153441963 - 2² = 2153441959 is a prime.

It is not a weakly prime, because it can be changed into another prime (2153441903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076720981 + 1076720982.

It is an arithmetic number, because the mean of its divisors is an integer number (1076720982).

Almost surely, 2^2153441963 is an apocalyptic number.

2153441963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153441963 is an equidigital number, since it uses as much as digits as its factorization.

2153441963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 2153441963 is about 46405.1932761841. The cubic root of 2153441963 is about 1291.3512597977.

The spelling of 2153441963 in words is "two billion, one hundred fifty-three million, four hundred forty-one thousand, nine hundred sixty-three".