2340697231 has 2 divisors, whose sum is σ = 2340697232. Its totient is φ = 2340697230.

The previous prime is 2340697181. The next prime is 2340697291. The reversal of 2340697231 is 1327960432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2340697231 - 2⁹ = 2340696719 is a prime.

It is a super-2 number, since 2×2340697231² = 10957727054422134722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2340697291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170348615 + 1170348616.

It is an arithmetic number, because the mean of its divisors is an integer number (1170348616).

Almost surely, 2^2340697231 is an apocalyptic number.

2340697231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340697231 is an equidigital number, since it uses as much as digits as its factorization.

2340697231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 2340697231 is about 48380.7526915405. The cubic root of 2340697231 is about 1327.7462406992.

The spelling of 2340697231 in words is "two billion, three hundred forty million, six hundred ninety-seven thousand, two hundred thirty-one".