253451313005131 has 4 divisors (see below), whose sum is σ = 253451352887352. Its totient is φ = 253451273122912.

The previous prime is 253451313005113. The next prime is 253451313005213. The reversal of 253451313005131 is 131500313154352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253451313005131 - 2¹³ = 253451312996939 is a prime.

It is a super-2 number, since 2×253451313005131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253451313006131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8041726 + ... + 23907571.

It is an arithmetic number, because the mean of its divisors is an integer number (63362838221838).

Almost surely, 2^{253451313005131} is an apocalyptic number.

253451313005131 is a deficient number, since it is larger than the sum of its proper divisors (39882221).

253451313005131 is an equidigital number, since it uses as much as digits as its factorization.

253451313005131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39882220.

The product of its (nonzero) digits is 81000, while the sum is 37.

Adding to 253451313005131 its reverse (131500313154352), we get a palindrome (384951626159483).

The spelling of 253451313005131 in words is "two hundred fifty-three trillion, four hundred fifty-one billion, three hundred thirteen million, five thousand, one hundred thirty-one".