1167966791 has 2 divisors, whose sum is σ = 1167966792. Its totient is φ = 1167966790.

The previous prime is 1167966733. The next prime is 1167966797. The reversal of 1167966791 is 1976697611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1167966791 - 2¹⁰ = 1167965767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1167966797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583983395 + 583983396.

It is an arithmetic number, because the mean of its divisors is an integer number (583983396).

Almost surely, 2^1167966791 is an apocalyptic number.

1167966791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1167966791 is an equidigital number, since it uses as much as digits as its factorization.

1167966791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 53.

The square root of 1167966791 is about 34175.5291253844. The cubic root of 1167966791 is about 1053.1175045720.

The spelling of 1167966791 in words is "one billion, one hundred sixty-seven million, nine hundred sixty-six thousand, seven hundred ninety-one".