109349997 has 16 divisors (see below), whose sum is σ = 153816000. Its totient is φ = 68909184.

The previous prime is 109349969. The next prime is 109350047. The reversal of 109349997 is 799943901.

It is a de Polignac number, because none of the positive numbers 2^k-109349997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109349297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27129 + ... + 30897.

It is an arithmetic number, because the mean of its divisors is an integer number (9613500).

Almost surely, 2^109349997 is an apocalyptic number.

It is an amenable number.

109349997 is a deficient number, since it is larger than the sum of its proper divisors (44466003).

109349997 is a wasteful number, since it uses less digits than its factorization.

109349997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300.

The product of its (nonzero) digits is 551124, while the sum is 51.

The square root of 109349997 is about 10457.0548913162. The cubic root of 109349997 is about 478.1963517591.

The spelling of 109349997 in words is "one hundred nine million, three hundred forty-nine thousand, nine hundred ninety-seven".