1161104841 has 64 divisors (see below), whose sum is σ = 1903238400. Its totient is φ = 695236608.

The previous prime is 1161104821. The next prime is 1161104843. The reversal of 1161104841 is 1484011611.

1161104841 is a `hidden beast` number, since 1 + 1 + 611 + 0 + 4 + 8 + 41 = 666.

It is not a de Polignac number, because 1161104841 - 2⁷ = 1161104713 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1161104843) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2280895 + ... + 2281403.

It is an arithmetic number, because the mean of its divisors is an integer number (29738100).

Almost surely, 2^1161104841 is an apocalyptic number.

It is an amenable number.

1161104841 is a deficient number, since it is larger than the sum of its proper divisors (742133559).

1161104841 is a wasteful number, since it uses less digits than its factorization.

1161104841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The square root of 1161104841 is about 34074.9884959628. The cubic root of 1161104841 is about 1051.0510536630.

The spelling of 1161104841 in words is "one billion, one hundred sixty-one million, one hundred four thousand, eight hundred forty-one".