253273135431 has 8 divisors (see below), whose sum is σ = 345550944640. Its totient is φ = 164922041592.

The previous prime is 253273135421. The next prime is 253273135447. The reversal of 253273135431 is 134531372352.

253273135431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253273135431 - 2⁷ = 253273135303 is a prime.

It is a super-2 number, since 2×253273135431² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253273135431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253273135411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981678691 + ... + 981678948.

It is an arithmetic number, because the mean of its divisors is an integer number (43193868080).

Almost surely, 2^253273135431 is an apocalyptic number.

253273135431 is a deficient number, since it is larger than the sum of its proper divisors (92277809209).

253273135431 is a wasteful number, since it uses less digits than its factorization.

253273135431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963357685.

The product of its digits is 226800, while the sum is 39.

The spelling of 253273135431 in words is "two hundred fifty-three billion, two hundred seventy-three million, one hundred thirty-five thousand, four hundred thirty-one".