240230999 has 2 divisors, whose sum is σ = 240231000. Its totient is φ = 240230998.

The previous prime is 240230989. The next prime is 240231001. The reversal of 240230999 is 999032042.

240230999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240230999 is a prime.

It is a Sophie Germain prime.

Together with 240231001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240230909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120115499 + 120115500.

It is an arithmetic number, because the mean of its divisors is an integer number (120115500).

Almost surely, 2^240230999 is an apocalyptic number.

240230999 is a deficient number, since it is larger than the sum of its proper divisors (1).

240230999 is an equidigital number, since it uses as much as digits as its factorization.

240230999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 240230999 is about 15499.3870523966. The cubic root of 240230999 is about 621.6458171469.

The spelling of 240230999 in words is "two hundred forty million, two hundred thirty thousand, nine hundred ninety-nine".