253611141247 has 2 divisors, whose sum is σ = 253611141248. Its totient is φ = 253611141246.

The previous prime is 253611141209. The next prime is 253611141271. The reversal of 253611141247 is 742141116352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253611141247 - 2²⁷ = 253476923519 is a prime.

It is a super-2 number, since 2×253611141247² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253611141347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126805570623 + 126805570624.

It is an arithmetic number, because the mean of its divisors is an integer number (126805570624).

Almost surely, 2^253611141247 is an apocalyptic number.

253611141247 is a deficient number, since it is larger than the sum of its proper divisors (1).

253611141247 is an equidigital number, since it uses as much as digits as its factorization.

253611141247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

Adding to 253611141247 its reverse (742141116352), we get a palindrome (995752257599).

The spelling of 253611141247 in words is "two hundred fifty-three billion, six hundred eleven million, one hundred forty-one thousand, two hundred forty-seven".