9001723 has 2 divisors, whose sum is σ = 9001724. Its totient is φ = 9001722.

The previous prime is 9001691. The next prime is 9001739. The reversal of 9001723 is 3271009.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9001723 - 2⁵ = 9001691 is a prime.

9001723 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9001694 and 9001703.

It is not a weakly prime, because it can be changed into another prime (9001793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4500861 + 4500862.

It is an arithmetic number, because the mean of its divisors is an integer number (4500862).

Almost surely, 2^9001723 is an apocalyptic number.

9001723 is a deficient number, since it is larger than the sum of its proper divisors (1).

9001723 is an equidigital number, since it uses as much as digits as its factorization.

9001723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 9001723 is about 3000.2871529239. The cubic root of 9001723 is about 208.0216554746.

The spelling of 9001723 in words is "nine million, one thousand, seven hundred twenty-three".