253032239 has 2 divisors, whose sum is σ = 253032240. Its totient is φ = 253032238.

The previous prime is 253032191. The next prime is 253032271. The reversal of 253032239 is 932230352.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253032239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253032839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126516119 + 126516120.

It is an arithmetic number, because the mean of its divisors is an integer number (126516120).

Almost surely, 2^253032239 is an apocalyptic number.

253032239 is a deficient number, since it is larger than the sum of its proper divisors (1).

253032239 is an equidigital number, since it uses as much as digits as its factorization.

253032239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 253032239 is about 15906.9871125867. The cubic root of 253032239 is about 632.4972177748.

The spelling of 253032239 in words is "two hundred fifty-three million, thirty-two thousand, two hundred thirty-nine".