109139698 has 8 divisors (see below), whose sum is σ = 163761840. Its totient is φ = 54552420.

The previous prime is 109139689. The next prime is 109139707. The reversal of 109139698 is 896931901.

It is an interprime number because it is at equal distance from previous prime (109139689) and next prime (109139707).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×109139698² = 23822947359062408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513 + ... + 14851.

It is an arithmetic number, because the mean of its divisors is an integer number (20470230).

Almost surely, 2^109139698 is an apocalyptic number.

109139698 is a deficient number, since it is larger than the sum of its proper divisors (54622142).

109139698 is a wasteful number, since it uses less digits than its factorization.

109139698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17432.

The product of its (nonzero) digits is 104976, while the sum is 46.

The square root of 109139698 is about 10446.9946874687. The cubic root of 109139698 is about 477.8896035385.

The spelling of 109139698 in words is "one hundred nine million, one hundred thirty-nine thousand, six hundred ninety-eight".