1104780609 has 6 divisors (see below), whose sum is σ = 1595794226. Its totient is φ = 736520400.

The previous prime is 1104780569. The next prime is 1104780641. The reversal of 1104780609 is 9060874011.

1104780609 is a `hidden beast` number, since 1 + 1 + 0 + 47 + 8 + 0 + 609 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1104099984 + 680625 = 33228^2 + 825^2 .

It is not a de Polignac number, because 1104780609 - 2²⁴ = 1088003393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1104780659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61376692 + ... + 61376709.

Almost surely, 2^1104780609 is an apocalyptic number.

It is an amenable number.

1104780609 is a deficient number, since it is larger than the sum of its proper divisors (491013617).

1104780609 is a wasteful number, since it uses less digits than its factorization.

1104780609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122753407 (or 122753404 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 1104780609 is about 33238.2401609953. The cubic root of 1104780609 is about 1033.7733868937.

The spelling of 1104780609 in words is "one billion, one hundred four million, seven hundred eighty thousand, six hundred nine".