1725923 has 2 divisors, whose sum is σ = 1725924. Its totient is φ = 1725922.

The previous prime is 1725907. The next prime is 1725929. The reversal of 1725923 is 3295271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1725923 - 2⁴ = 1725907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1725929) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 862961 + 862962.

It is an arithmetic number, because the mean of its divisors is an integer number (862962).

2^1725923 is an apocalyptic number.

1725923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1725923 is an equidigital number, since it uses as much as digits as its factorization.

1725923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 29.

The square root of 1725923 is about 1313.7438867603. The cubic root of 1725923 is about 119.9519020204.

The spelling of 1725923 in words is "one million, seven hundred twenty-five thousand, nine hundred twenty-three".