109331398 has 32 divisors (see below), whose sum is σ = 183122208. Its totient is φ = 48537600.

The previous prime is 109331371. The next prime is 109331407. The reversal of 109331398 is 893133901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344736 + ... + 345052.

It is an arithmetic number, because the mean of its divisors is an integer number (5722569).

Almost surely, 2^109331398 is an apocalyptic number.

109331398 is a deficient number, since it is larger than the sum of its proper divisors (73790810).

109331398 is a wasteful number, since it uses less digits than its factorization.

109331398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 109331398 is about 10456.1655495693. The cubic root of 109331398 is about 478.1692385797.

The spelling of 109331398 in words is "one hundred nine million, three hundred thirty-one thousand, three hundred ninety-eight".