109454397 has 16 divisors (see below), whose sum is σ = 162236928. Its totient is φ = 65183040.

The previous prime is 109454363. The next prime is 109454413. The reversal of 109454397 is 793454901.

It is not a de Polignac number, because 109454397 - 2⁶ = 109454333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109454197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44058 + ... + 46475.

It is an arithmetic number, because the mean of its divisors is an integer number (10139808).

Almost surely, 2^109454397 is an apocalyptic number.

It is an amenable number.

109454397 is a deficient number, since it is larger than the sum of its proper divisors (52782531).

109454397 is a wasteful number, since it uses less digits than its factorization.

109454397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90580.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 109454397 is about 10462.0455456856. The cubic root of 109454397 is about 478.3484865586.

The spelling of 109454397 in words is "one hundred nine million, four hundred fifty-four thousand, three hundred ninety-seven".