109454 has 4 divisors (see below), whose sum is σ = 164184. Its totient is φ = 54726.

The previous prime is 109453. The next prime is 109469. The reversal of 109454 is 454901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454901 = 193 ⋅2357.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 109454.

It is not an unprimeable number, because it can be changed into a prime (109451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27362 + ... + 27365.

It is an arithmetic number, because the mean of its divisors is an integer number (41046).

2¹⁰⁹⁴⁵⁴ is an apocalyptic number.

109454 is a deficient number, since it is larger than the sum of its proper divisors (54730).

109454 is an equidigital number, since it uses as much as digits as its factorization.

109454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54729.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 109454 is about 330.8383290975. The cubic root of 109454 is about 47.8347908222.

The spelling of 109454 in words is "one hundred nine thousand, four hundred fifty-four".