109541554 has 8 divisors (see below), whose sum is σ = 168133680. Its totient is φ = 53496996.

The previous prime is 109541539. The next prime is 109541561. The reversal of 109541554 is 455145901.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636784 + ... + 636955.

It is an arithmetic number, because the mean of its divisors is an integer number (21016710).

Almost surely, 2^109541554 is an apocalyptic number.

109541554 is a deficient number, since it is larger than the sum of its proper divisors (58592126).

109541554 is a wasteful number, since it uses less digits than its factorization.

109541554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273784.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 109541554 is about 10466.2101068152. The cubic root of 109541554 is about 478.4754202680.

The spelling of 109541554 in words is "one hundred nine million, five hundred forty-one thousand, five hundred fifty-four".