109538433 has 8 divisors (see below), whose sum is σ = 162279200. Its totient is φ = 73025604.

The previous prime is 109538431. The next prime is 109538449. The reversal of 109538433 is 334835901.

It is not a de Polignac number, because 109538433 - 2¹ = 109538431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109538431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2028463 + ... + 2028516.

It is an arithmetic number, because the mean of its divisors is an integer number (20284900).

Almost surely, 2^109538433 is an apocalyptic number.

It is an amenable number.

109538433 is a deficient number, since it is larger than the sum of its proper divisors (52740767).

109538433 is an equidigital number, since it uses as much as digits as its factorization.

109538433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4056988 (or 4056982 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 109538433 is about 10466.0610068927. The cubic root of 109538433 is about 478.4708760686.

The spelling of 109538433 in words is "one hundred nine million, five hundred thirty-eight thousand, four hundred thirty-three".