109142352 has 60 divisors (see below), whose sum is σ = 333219744. Its totient is φ = 33072960.

The previous prime is 109142339. The next prime is 109142357. The reversal of 109142352 is 253241901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109142357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32868 + ... + 36035.

Almost surely, 2^109142352 is an apocalyptic number.

109142352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109142352 is an abundant number, since it is smaller than the sum of its proper divisors (224077392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109142352 is a wasteful number, since it uses less digits than its factorization.

109142352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68928 (or 68919 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 109142352 is about 10447.1217088727. The cubic root of 109142352 is about 477.8934771938.

The spelling of 109142352 in words is "one hundred nine million, one hundred forty-two thousand, three hundred fifty-two".