109819359 has 24 divisors (see below), whose sum is σ = 171378480. Its totient is φ = 67364352.

The previous prime is 109819357. The next prime is 109819379. The reversal of 109819359 is 953918901.

It is not a de Polignac number, because 109819359 - 2¹ = 109819357 is a prime.

It is a super-2 number, since 2×109819359² = 24120583222341762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109819357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39972 + ... + 42630.

It is an arithmetic number, because the mean of its divisors is an integer number (7140770).

Almost surely, 2^109819359 is an apocalyptic number.

109819359 is a deficient number, since it is larger than the sum of its proper divisors (61559121).

109819359 is a wasteful number, since it uses less digits than its factorization.

109819359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031 (or 3028 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 45.

The square root of 109819359 is about 10479.4732214935. The cubic root of 109819359 is about 478.8795611324.

The spelling of 109819359 in words is "one hundred nine million, eight hundred nineteen thousand, three hundred fifty-nine".