2334561491 has 2 divisors, whose sum is σ = 2334561492. Its totient is φ = 2334561490.

The previous prime is 2334561401. The next prime is 2334561511. The reversal of 2334561491 is 1941654332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2334561491 - 2³⁰ = 1260819667 is a prime.

It is not a weakly prime, because it can be changed into another prime (2334561401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1167280745 + 1167280746.

It is an arithmetic number, because the mean of its divisors is an integer number (1167280746).

Almost surely, 2^2334561491 is an apocalyptic number.

2334561491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2334561491 is an equidigital number, since it uses as much as digits as its factorization.

2334561491 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 2334561491 is about 48317.3001211781. The cubic root of 2334561491 is about 1326.5850717966.

The spelling of 2334561491 in words is "two billion, three hundred thirty-four million, five hundred sixty-one thousand, four hundred ninety-one".