1131653377177 has 2 divisors, whose sum is σ = 1131653377178. Its totient is φ = 1131653377176.

The previous prime is 1131653377111. The next prime is 1131653377199. The reversal of 1131653377177 is 7717733561311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 669302335881 + 462351041296 = 818109^2 + 679964^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1131653377177 is a prime.

It is a super-2 number, since 2×1131653377177² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1131653317177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565826688588 + 565826688589.

It is an arithmetic number, because the mean of its divisors is an integer number (565826688589).

Almost surely, 2^{1131653377177} is an apocalyptic number.

It is an amenable number.

1131653377177 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131653377177 is an equidigital number, since it uses as much as digits as its factorization.

1131653377177 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944810, while the sum is 52.

The spelling of 1131653377177 in words is "one trillion, one hundred thirty-one billion, six hundred fifty-three million, three hundred seventy-seven thousand, one hundred seventy-seven".