109401938 has 8 divisors (see below), whose sum is σ = 171237888. Its totient is φ = 52322644.

The previous prime is 109401937. The next prime is 109401973. The reversal of 109401938 is 839104901.

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

It is a junction number, because it is equal to n+sod(n) for n = 109401898 and 109401907.

It is not an unprimeable number, because it can be changed into a prime (109401937) by changing a digit.

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, 1189106 + ... + 1189197.

It is an arithmetic number, because the mean of its divisors is an integer number (21404736).

Almost surely, 2^109401938 is an apocalyptic number.

109401938 is a deficient number, since it is larger than the sum of its proper divisors (61835950).

109401938 is a wasteful number, since it uses less digits than its factorization.

109401938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2378328.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 109401938 is about 10459.5381351186. The cubic root of 109401938 is about 478.2720538343.

The spelling of 109401938 in words is "one hundred nine million, four hundred one thousand, nine hundred thirty-eight".