1166097367 has 4 divisors (see below), whose sum is σ = 1166409720. Its totient is φ = 1165785016.

The previous prime is 1166097347. The next prime is 1166097379. The reversal of 1166097367 is 7637906611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7637906611 = 14891 ⋅512921.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1166097367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166097347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150508 + ... + 158065.

It is an arithmetic number, because the mean of its divisors is an integer number (291602430).

Almost surely, 2^1166097367 is an apocalyptic number.

1166097367 is a deficient number, since it is larger than the sum of its proper divisors (312353).

1166097367 is an equidigital number, since it uses as much as digits as its factorization.

1166097367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312352.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 1166097367 is about 34148.1678425066. The cubic root of 1166097367 is about 1052.5553383489. Note that the first 3 decimals are identical.

The spelling of 1166097367 in words is "one billion, one hundred sixty-six million, ninety-seven thousand, three hundred sixty-seven".