1109780325 has 48 divisors (see below), whose sum is σ = 2042399040. Its totient is φ = 590811840.

The previous prime is 1109780317. The next prime is 1109780341. The reversal of 1109780325 is 5230879011.

It is not a de Polignac number, because 1109780325 - 2³ = 1109780317 is a prime.

It is a super-2 number, since 2×1109780325² = 2463224739514211250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1109780325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 493654 + ... + 495896.

It is an arithmetic number, because the mean of its divisors is an integer number (42549980).

Almost surely, 2^1109780325 is an apocalyptic number.

1109780325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1109780325 is a deficient number, since it is larger than the sum of its proper divisors (932618715).

1109780325 is a wasteful number, since it uses less digits than its factorization.

1109780325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2995 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 1109780325 is about 33313.3655609877. The cubic root of 1109780325 is about 1035.3304972686.

The spelling of 1109780325 in words is "one billion, one hundred nine million, seven hundred eighty thousand, three hundred twenty-five".