1175667397 has 2 divisors, whose sum is σ = 1175667398. Its totient is φ = 1175667396.

The previous prime is 1175667349. The next prime is 1175667401. The reversal of 1175667397 is 7937665711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728514081 + 447153316 = 26991^2 + 21146^2 .

It is a cyclic number.

It is not a de Polignac number, because 1175667397 - 2¹¹ = 1175665349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1175667197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 587833698 + 587833699.

It is an arithmetic number, because the mean of its divisors is an integer number (587833699).

Almost surely, 2^1175667397 is an apocalyptic number.

It is an amenable number.

1175667397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1175667397 is an equidigital number, since it uses as much as digits as its factorization.

1175667397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1666980, while the sum is 52.

The square root of 1175667397 is about 34288.0066058090. The cubic root of 1175667397 is about 1055.4268982056.

The spelling of 1175667397 in words is "one billion, one hundred seventy-five million, six hundred sixty-seven thousand, three hundred ninety-seven".