940755239 has 2 divisors, whose sum is σ = 940755240. Its totient is φ = 940755238.

The previous prime is 940755191. The next prime is 940755253. The reversal of 940755239 is 932557049.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-940755239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 940755239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940755839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470377619 + 470377620.

It is an arithmetic number, because the mean of its divisors is an integer number (470377620).

Almost surely, 2^940755239 is an apocalyptic number.

940755239 is a deficient number, since it is larger than the sum of its proper divisors (1).

940755239 is an equidigital number, since it uses as much as digits as its factorization.

940755239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 940755239 is about 30671.7335506163. The cubic root of 940755239 is about 979.8483865830.

It can be divided in two parts, 9407 and 55239, that added together give a palindrome (64646).

The spelling of 940755239 in words is "nine hundred forty million, seven hundred fifty-five thousand, two hundred thirty-nine".