253431500024137 has 2 divisors, whose sum is σ = 253431500024138. Its totient is φ = 253431500024136.

The previous prime is 253431500024123. The next prime is 253431500024159. The reversal of 253431500024137 is 731420005134352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253431467259961 + 32764176 = 15919531^2 + 5724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253431500024137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253431500024137.

It is not a weakly prime, because it can be changed into another prime (253431500024737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126715750012068 + 126715750012069.

It is an arithmetic number, because the mean of its divisors is an integer number (126715750012069).

Almost surely, 2^{253431500024137} is an apocalyptic number.

It is an amenable number.

253431500024137 is a deficient number, since it is larger than the sum of its proper divisors (1).

253431500024137 is an equidigital number, since it uses as much as digits as its factorization.

253431500024137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 40.

Adding to 253431500024137 its reverse (731420005134352), we get a palindrome (984851505158489).

The spelling of 253431500024137 in words is "two hundred fifty-three trillion, four hundred thirty-one billion, five hundred million, twenty-four thousand, one hundred thirty-seven".