109126142 has 8 divisors (see below), whose sum is σ = 163733832. Its totient is φ = 54548200.

The previous prime is 109126141. The next prime is 109126187. The reversal of 109126142 is 241621901.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109126141) 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, 9017 + ... + 17307.

It is an arithmetic number, because the mean of its divisors is an integer number (20466729).

Almost surely, 2^109126142 is an apocalyptic number.

109126142 is a deficient number, since it is larger than the sum of its proper divisors (54607690).

109126142 is an equidigital number, since it uses as much as digits as its factorization.

109126142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14874.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 109126142 is about 10446.3458682929. The cubic root of 109126142 is about 477.8698168497.

The spelling of 109126142 in words is "one hundred nine million, one hundred twenty-six thousand, one hundred forty-two".