2694232391 has 2 divisors, whose sum is σ = 2694232392. Its totient is φ = 2694232390.

The previous prime is 2694232309. The next prime is 2694232399. The reversal of 2694232391 is 1932324962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2694232391 - 2¹⁸ = 2693970247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2694232399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1347116195 + 1347116196.

It is an arithmetic number, because the mean of its divisors is an integer number (1347116196).

Almost surely, 2^2694232391 is an apocalyptic number.

2694232391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2694232391 is an equidigital number, since it uses as much as digits as its factorization.

2694232391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 41.

The square root of 2694232391 is about 51905.9957134048. The cubic root of 2694232391 is about 1391.4844295506.

The spelling of 2694232391 in words is "two billion, six hundred ninety-four million, two hundred thirty-two thousand, three hundred ninety-one".