253723039 has 2 divisors, whose sum is σ = 253723040. Its totient is φ = 253723038.

The previous prime is 253722971. The next prime is 253723111. The reversal of 253723039 is 930327352.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253723039 - 2¹¹ = 253720991 is a prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 253722995 and 253723013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253723139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126861519 + 126861520.

It is an arithmetic number, because the mean of its divisors is an integer number (126861520).

Almost surely, 2^253723039 is an apocalyptic number.

253723039 is a deficient number, since it is larger than the sum of its proper divisors (1).

253723039 is an equidigital number, since it uses as much as digits as its factorization.

253723039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 34.

The square root of 253723039 is about 15928.6860412276. The cubic root of 253723039 is about 633.0722855523.

The spelling of 253723039 in words is "two hundred fifty-three million, seven hundred twenty-three thousand, thirty-nine".