1109454 has 32 divisors (see below), whose sum is σ = 2397600. Its totient is φ = 340992.

The previous prime is 1109431. The next prime is 1109473. The reversal of 1109454 is 4549011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7372 + ... + 7520.

It is an arithmetic number, because the mean of its divisors is an integer number (74925).

2^1109454 is an apocalyptic number.

1109454 is an abundant number, since it is smaller than the sum of its proper divisors (1288146).

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

1109454 is a wasteful number, since it uses less digits than its factorization.

1109454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1109454 is about 1053.3062232798. The cubic root of 1109454 is about 103.5229009513.

It can be divided in two parts, 11094 and 54, that multiplied together give a square (599076 = 774²).

The spelling of 1109454 in words is "one million, one hundred nine thousand, four hundred fifty-four".