253411434542237 has 2 divisors, whose sum is σ = 253411434542238. Its totient is φ = 253411434542236.

The previous prime is 253411434542219. The next prime is 253411434542251. The reversal of 253411434542237 is 732245434114352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230999296192921 + 22412138349316 = 15198661^2 + 4734146^2 .

It is a cyclic number.

It is not a de Polignac number, because 253411434542237 - 2²⁰ = 253411433493661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253411434542837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126705717271118 + 126705717271119.

It is an arithmetic number, because the mean of its divisors is an integer number (126705717271119).

Almost surely, 2^{253411434542237} is an apocalyptic number.

It is an amenable number.

253411434542237 is a deficient number, since it is larger than the sum of its proper divisors (1).

253411434542237 is an equidigital number, since it uses as much as digits as its factorization.

253411434542237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9676800, while the sum is 50.

Adding to 253411434542237 its reverse (732245434114352), we get a palindrome (985656868656589).

The spelling of 253411434542237 in words is "two hundred fifty-three trillion, four hundred eleven billion, four hundred thirty-four million, five hundred forty-two thousand, two hundred thirty-seven".