275477244131 has 2 divisors, whose sum is σ = 275477244132. Its totient is φ = 275477244130.

The previous prime is 275477244113. The next prime is 275477244143. The reversal of 275477244131 is 131442774572.

It is a happy number.

Together with previous prime (275477244113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275477244131 - 2⁶ = 275477244067 is a prime.

It is a super-2 number, since 2×275477244131² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (275477244191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137738622065 + 137738622066.

It is an arithmetic number, because the mean of its divisors is an integer number (137738622066).

Almost surely, 2^275477244131 is an apocalyptic number.

275477244131 is a deficient number, since it is larger than the sum of its proper divisors (1).

275477244131 is an equidigital number, since it uses as much as digits as its factorization.

275477244131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 47.

The spelling of 275477244131 in words is "two hundred seventy-five billion, four hundred seventy-seven million, two hundred forty-four thousand, one hundred thirty-one".