1109059536 has 40 divisors (see below), whose sum is σ = 3085462240. Its totient is φ = 341248896.

The previous prime is 1109059519. The next prime is 1109059537. The reversal of 1109059536 is 6359509011.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 1109059494 and 1109059503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109059537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888046 + ... + 889293.

It is an arithmetic number, because the mean of its divisors is an integer number (77136556).

Almost surely, 2^1109059536 is an apocalyptic number.

1109059536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1109059536 is an abundant number, since it is smaller than the sum of its proper divisors (1976402704).

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

1109059536 is a wasteful number, since it uses less digits than its factorization.

1109059536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777363 (or 1777357 counting only the distinct ones).

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 1109059536 is about 33302.5454882956. The cubic root of 1109059536 is about 1035.1063038144.

The spelling of 1109059536 in words is "one billion, one hundred nine million, fifty-nine thousand, five hundred thirty-six".