109842723 has 10 divisors (see below), whose sum is σ = 164086164. Its totient is φ = 73228428.

The previous prime is 109842701. The next prime is 109842737. The reversal of 109842723 is 327248901.

It is not a de Polignac number, because 109842723 - 2²¹ = 107745571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109842773) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 677961 + ... + 678122.

Almost surely, 2^109842723 is an apocalyptic number.

109842723 is a deficient number, since it is larger than the sum of its proper divisors (54243441).

109842723 is an equidigital number, since it uses as much as digits as its factorization.

109842723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356095 (or 1356086 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 109842723 is about 10480.5879128988. The cubic root of 109842723 is about 478.9135191668.

The spelling of 109842723 in words is "one hundred nine million, eight hundred forty-two thousand, seven hundred twenty-three".