109240723 has 2 divisors, whose sum is σ = 109240724. Its totient is φ = 109240722.

The previous prime is 109240697. The next prime is 109240727. The reversal of 109240723 is 327042901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109240723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109240691 and 109240700.

It is not a weakly prime, because it can be changed into another prime (109240727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54620361 + 54620362.

It is an arithmetic number, because the mean of its divisors is an integer number (54620362).

Almost surely, 2^109240723 is an apocalyptic number.

109240723 is a deficient number, since it is larger than the sum of its proper divisors (1).

109240723 is an equidigital number, since it uses as much as digits as its factorization.

109240723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 109240723 is about 10451.8286916692. The cubic root of 109240723 is about 478.0370106669.

The spelling of 109240723 in words is "one hundred nine million, two hundred forty thousand, seven hundred twenty-three".