1148862975457 has 2 divisors, whose sum is σ = 1148862975458. Its totient is φ = 1148862975456.

The previous prime is 1148862975443. The next prime is 1148862975461. The reversal of 1148862975457 is 7545792688411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1139426018721 + 9436956736 = 1067439^2 + 97144^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148862975457 - 2¹¹ = 1148862973409 is a prime.

It is a super-2 number, since 2×1148862975457² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1148862975392 and 1148862975401.

It is not a weakly prime, because it can be changed into another prime (1148862978457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574431487728 + 574431487729.

It is an arithmetic number, because the mean of its divisors is an integer number (574431487729).

Almost surely, 2^{1148862975457} is an apocalyptic number.

It is an amenable number.

1148862975457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148862975457 is an equidigital number, since it uses as much as digits as its factorization.

1148862975457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135475200, while the sum is 67.

The spelling of 1148862975457 in words is "one trillion, one hundred forty-eight billion, eight hundred sixty-two million, nine hundred seventy-five thousand, four hundred fifty-seven".