1109146373 has 16 divisors (see below), whose sum is σ = 1166440704. Its totient is φ = 1053414720.

The previous prime is 1109146331. The next prime is 1109146397. The reversal of 1109146373 is 3736419011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1109146373 - 2¹² = 1109142277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109146573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992411 + ... + 993527.

It is an arithmetic number, because the mean of its divisors is an integer number (72902544).

Almost surely, 2^1109146373 is an apocalyptic number.

It is an amenable number.

1109146373 is a deficient number, since it is larger than the sum of its proper divisors (57294331).

1109146373 is a wasteful number, since it uses less digits than its factorization.

1109146373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 1109146373 is about 33303.8492219743. The cubic root of 1109146373 is about 1035.1333186491.

The spelling of 1109146373 in words is "one billion, one hundred nine million, one hundred forty-six thousand, three hundred seventy-three".