1179162290897 has 2 divisors, whose sum is σ = 1179162290898. Its totient is φ = 1179162290896.

The previous prime is 1179162290861. The next prime is 1179162290923. The reversal of 1179162290897 is 7980922619711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1164674798401 + 14487492496 = 1079201^2 + 120364^2 .

It is a cyclic number.

It is not a de Polignac number, because 1179162290897 - 2⁸ = 1179162290641 is a prime.

It is a super-2 number, since 2×1179162290897² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1179162290197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589581145448 + 589581145449.

It is an arithmetic number, because the mean of its divisors is an integer number (589581145449).

Almost surely, 2^{1179162290897} is an apocalyptic number.

It is an amenable number.

1179162290897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179162290897 is an equidigital number, since it uses as much as digits as its factorization.

1179162290897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6858432, while the sum is 62.

The spelling of 1179162290897 in words is "one trillion, one hundred seventy-nine billion, one hundred sixty-two million, two hundred ninety thousand, eight hundred ninety-seven".