253723312939 has 2 divisors, whose sum is σ = 253723312940. Its totient is φ = 253723312938.

The previous prime is 253723312897. The next prime is 253723312943. The reversal of 253723312939 is 939213327352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253723312939 - 2³⁷ = 116284359467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253723312892 and 253723312901.

It is not a weakly prime, because it can be changed into another prime (253723322939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126861656469 + 126861656470.

It is an arithmetic number, because the mean of its divisors is an integer number (126861656470).

Almost surely, 2^253723312939 is an apocalyptic number.

253723312939 is a deficient number, since it is larger than the sum of its proper divisors (1).

253723312939 is an equidigital number, since it uses as much as digits as its factorization.

253723312939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 49.

The spelling of 253723312939 in words is "two hundred fifty-three billion, seven hundred twenty-three million, three hundred twelve thousand, nine hundred thirty-nine".