109057436 has 12 divisors (see below), whose sum is σ = 191594928. Its totient is φ = 54316032.

The previous prime is 109057423. The next prime is 109057439. The reversal of 109057436 is 634750901.

It is a junction number, because it is equal to n+sod(n) for n = 109057396 and 109057405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109057439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52016 + ... + 54071.

It is an arithmetic number, because the mean of its divisors is an integer number (15966244).

Almost surely, 2^109057436 is an apocalyptic number.

It is an amenable number.

109057436 is a deficient number, since it is larger than the sum of its proper divisors (82537492).

109057436 is a wasteful number, since it uses less digits than its factorization.

109057436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106348 (or 106346 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 109057436 is about 10443.0568321732. The cubic root of 109057436 is about 477.7695065852.

The spelling of 109057436 in words is "one hundred nine million, fifty-seven thousand, four hundred thirty-six".