1108843554 has 64 divisors (see below), whose sum is σ = 2734341120. Its totient is φ = 291919680.

The previous prime is 1108843531. The next prime is 1108843573. The reversal of 1108843554 is 4553488011.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375817 + ... + 378755.

It is an arithmetic number, because the mean of its divisors is an integer number (42724080).

Almost surely, 2^1108843554 is an apocalyptic number.

1108843554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1108843554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1367170560).

1108843554 is an abundant number, since it is smaller than the sum of its proper divisors (1625497566).

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

1108843554 is a wasteful number, since it uses less digits than its factorization.

1108843554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655.

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 1108843554 is about 33299.3026053099. The cubic root of 1108843554 is about 1035.0391060862.

The spelling of 1108843554 in words is "one billion, one hundred eight million, eight hundred forty-three thousand, five hundred fifty-four".