1161105675 has 48 divisors (see below), whose sum is σ = 2045285760. Its totient is φ = 579536640.

The previous prime is 1161105667. The next prime is 1161105679. The reversal of 1161105675 is 5765011611.

It is not a de Polignac number, because 1161105675 - 2³ = 1161105667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1161105679) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113367 + ... + 123183.

It is an arithmetic number, because the mean of its divisors is an integer number (42610120).

Almost surely, 2^1161105675 is an apocalyptic number.

1161105675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1161105675 is a deficient number, since it is larger than the sum of its proper divisors (884180085).

1161105675 is a wasteful number, since it uses less digits than its factorization.

1161105675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9932 (or 9927 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 33.

The square root of 1161105675 is about 34075.0007336757. Note that the first 3 decimals coincide. The cubic root of 1161105675 is about 1051.0513053131.

The spelling of 1161105675 in words is "one billion, one hundred sixty-one million, one hundred five thousand, six hundred seventy-five".