12404723 has 2 divisors, whose sum is σ = 12404724. Its totient is φ = 12404722.

The previous prime is 12404699. The next prime is 12404729. The reversal of 12404723 is 32740421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12404723 - 2⁸ = 12404467 is a prime.

It is not a weakly prime, because it can be changed into another prime (12404729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6202361 + 6202362.

It is an arithmetic number, because the mean of its divisors is an integer number (6202362).

Almost surely, 2^12404723 is an apocalyptic number.

12404723 is a deficient number, since it is larger than the sum of its proper divisors (1).

12404723 is an equidigital number, since it uses as much as digits as its factorization.

12404723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 12404723 is about 3522.0339294220. The cubic root of 12404723 is about 231.4882882926.

The spelling of 12404723 in words is "twelve million, four hundred four thousand, seven hundred twenty-three".