1177320097 has 2 divisors, whose sum is σ = 1177320098. Its totient is φ = 1177320096.

The previous prime is 1177320029. The next prime is 1177320103. The reversal of 1177320097 is 7900237711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 659256976 + 518063121 = 25676^2 + 22761^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1177320097 is a prime.

It is a super-2 number, since 2×1177320097² = 2772165221600178818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1177320017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 588660048 + 588660049.

It is an arithmetic number, because the mean of its divisors is an integer number (588660049).

Almost surely, 2^1177320097 is an apocalyptic number.

It is an amenable number.

1177320097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1177320097 is an equidigital number, since it uses as much as digits as its factorization.

1177320097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 1177320097 is about 34312.0984056644. The cubic root of 1177320097 is about 1055.9212237613.

The spelling of 1177320097 in words is "one billion, one hundred seventy-seven million, three hundred twenty thousand, ninety-seven".