109889001 has 32 divisors (see below), whose sum is σ = 168209280. Its totient is φ = 70849728.

The previous prime is 109888993. The next prime is 109889023. The reversal of 109889001 is 100988901.

It is not a de Polignac number, because 109889001 - 2³ = 109888993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109889201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316510 + ... + 316856.

It is an arithmetic number, because the mean of its divisors is an integer number (5256540).

Almost surely, 2^109889001 is an apocalyptic number.

It is an amenable number.

109889001 is a deficient number, since it is larger than the sum of its proper divisors (58320279).

109889001 is a wasteful number, since it uses less digits than its factorization.

109889001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 36.

The square root of 109889001 is about 10482.7954763985. The cubic root of 109889001 is about 478.9807669778.

It can be divided in two parts, 10988900 and 1, that added together give a palindrome (10988901).

The spelling of 109889001 in words is "one hundred nine million, eight hundred eighty-nine thousand, one".