109192239 has 32 divisors (see below), whose sum is σ = 175815360. Its totient is φ = 66576384.

The previous prime is 109192189. The next prime is 109192253. The reversal of 109192239 is 932291901.

It is a happy number.

It is not a de Polignac number, because 109192239 - 2¹⁷ = 109061167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109190239) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 38287 + ... + 41039.

It is an arithmetic number, because the mean of its divisors is an integer number (5494230).

Almost surely, 2^109192239 is an apocalyptic number.

109192239 is a deficient number, since it is larger than the sum of its proper divisors (66623121).

109192239 is a wasteful number, since it uses less digits than its factorization.

109192239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888 (or 2882 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 109192239 is about 10449.5090315287. The cubic root of 109192239 is about 477.9662782651.

The spelling of 109192239 in words is "one hundred nine million, one hundred ninety-two thousand, two hundred thirty-nine".