109489454 has 8 divisors (see below), whose sum is σ = 165860568. Its totient is φ = 54202600.

The previous prime is 109489447. The next prime is 109489477. The reversal of 109489454 is 454984901.

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

It is a congruent number.

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, 270812 + ... + 271215.

It is an arithmetic number, because the mean of its divisors is an integer number (20732571).

Almost surely, 2^109489454 is an apocalyptic number.

109489454 is a deficient number, since it is larger than the sum of its proper divisors (56371114).

109489454 is a wasteful number, since it uses less digits than its factorization.

109489454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542130.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 109489454 is about 10463.7208487230. The cubic root of 109489454 is about 478.3995509694.

It can be divided in two parts, 10948 and 9454, that added together give a palindrome (20402).

The spelling of 109489454 in words is "one hundred nine million, four hundred eighty-nine thousand, four hundred fifty-four".