109019392 has 18 divisors (see below), whose sum is σ = 217613438. Its totient is φ = 54509568.

The previous prime is 109019363. The next prime is 109019429. The reversal of 109019392 is 293910901.

It can be written as a sum of positive squares in only one way, i.e., 99680256 + 9339136 = 9984^2 + 3056^2 .

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 as a sum of consecutive naturals, namely, 212673 + ... + 213184.

Almost surely, 2^109019392 is an apocalyptic number.

It is an amenable number.

109019392 is a deficient number, since it is larger than the sum of its proper divisors (108594046).

109019392 is an frugal number, since it uses more digits than its factorization.

109019392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425873 (or 425859 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 109019392 is about 10441.2351759742. The cubic root of 109019392 is about 477.7139444956.

The spelling of 109019392 in words is "one hundred nine million, nineteen thousand, three hundred ninety-two".