1167117755 has 4 divisors (see below), whose sum is σ = 1400541312. Its totient is φ = 933694200.

The previous prime is 1167117703. The next prime is 1167117829. The reversal of 1167117755 is 5577117611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5577117611 = 13 ⋅429009047.

It is not a de Polignac number, because 1167117755 - 2¹² = 1167113659 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116711771 + ... + 116711780.

It is an arithmetic number, because the mean of its divisors is an integer number (350135328).

Almost surely, 2^1167117755 is an apocalyptic number.

1167117755 is a deficient number, since it is larger than the sum of its proper divisors (233423557).

1167117755 is an equidigital number, since it uses as much as digits as its factorization.

1167117755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233423556.

The product of its digits is 51450, while the sum is 41.

The square root of 1167117755 is about 34163.1051721005. The cubic root of 1167117755 is about 1052.8622600373.

The spelling of 1167117755 in words is "one billion, one hundred sixty-seven million, one hundred seventeen thousand, seven hundred fifty-five".