109916019 has 12 divisors (see below), whose sum is σ = 159522792. Its totient is φ = 72928800.

The previous prime is 109915991. The next prime is 109916047. The reversal of 109916019 is 910619901.

It is an interprime number because it is at equal distance from previous prime (109915991) and next prime (109916047).

It is not a de Polignac number, because 109916019 - 2⁸ = 109915763 is a prime.

It is a super-2 number, since 2×109916019² = 24163062465616722, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (109916519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27042 + ... + 30839.

It is an arithmetic number, because the mean of its divisors is an integer number (13293566).

Almost surely, 2^109916019 is an apocalyptic number.

109916019 is a deficient number, since it is larger than the sum of its proper divisors (49606773).

109916019 is a wasteful number, since it uses less digits than its factorization.

109916019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58098 (or 58095 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 36.

The square root of 109916019 is about 10484.0840801665. The cubic root of 109916019 is about 479.0200188343.

The spelling of 109916019 in words is "one hundred nine million, nine hundred sixteen thousand, nineteen".