1161560034 has 32 divisors (see below), whose sum is σ = 2601584640. Its totient is φ = 384135696.

The previous prime is 1161560027. The next prime is 1161560051. The reversal of 1161560034 is 4300651611.

1161560034 is a `hidden beast` number, since 1 + 16 + 15 + 600 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77829 + ... + 91544.

It is an arithmetic number, because the mean of its divisors is an integer number (81299520).

Almost surely, 2^1161560034 is an apocalyptic number.

1161560034 is an abundant number, since it is smaller than the sum of its proper divisors (1440024606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1161560034 is a wasteful number, since it uses less digits than its factorization.

1161560034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169511 (or 169505 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1161560034 is about 34081.6671247168. The cubic root of 1161560034 is about 1051.1883850961.

The spelling of 1161560034 in words is "one billion, one hundred sixty-one million, five hundred sixty thousand, thirty-four".