253443244031 has 2 divisors, whose sum is σ = 253443244032. Its totient is φ = 253443244030.

The previous prime is 253443243983. The next prime is 253443244069. The reversal of 253443244031 is 130442344352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253443244031 - 2³⁰ = 252369502207 is a prime.

It is a super-2 number, since 2×253443244031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253443243982 and 253443244000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253443240031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126721622015 + 126721622016.

It is an arithmetic number, because the mean of its divisors is an integer number (126721622016).

Almost surely, 2^253443244031 is an apocalyptic number.

253443244031 is a deficient number, since it is larger than the sum of its proper divisors (1).

253443244031 is an equidigital number, since it uses as much as digits as its factorization.

253443244031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 253443244031 its reverse (130442344352), we get a palindrome (383885588383).

The spelling of 253443244031 in words is "two hundred fifty-three billion, four hundred forty-three million, two hundred forty-four thousand, thirty-one".