109747854 has 12 divisors (see below), whose sum is σ = 237787056. Its totient is φ = 36582612.

The previous prime is 109747853. The next prime is 109747879. The reversal of 109747854 is 458747901.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109747853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3048534 + ... + 3048569.

It is an arithmetic number, because the mean of its divisors is an integer number (19815588).

Almost surely, 2^109747854 is an apocalyptic number.

109747854 is an abundant number, since it is smaller than the sum of its proper divisors (128039202).

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

109747854 is a wasteful number, since it uses less digits than its factorization.

109747854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6097111 (or 6097108 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 109747854 is about 10476.0609963860. The cubic root of 109747854 is about 478.7756033909.

The spelling of 109747854 in words is "one hundred nine million, seven hundred forty-seven thousand, eight hundred fifty-four".