1423193 has 2 divisors, whose sum is σ = 1423194. Its totient is φ = 1423192.

The previous prime is 1423187. The next prime is 1423231. The reversal of 1423193 is 3913241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1315609 + 107584 = 1147^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423193 - 2⁶ = 1423129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1423183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711596 + 711597.

It is an arithmetic number, because the mean of its divisors is an integer number (711597).

2^1423193 is an apocalyptic number.

It is an amenable number.

1423193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423193 is an equidigital number, since it uses as much as digits as its factorization.

1423193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 1423193 is about 1192.9765295260. The cubic root of 1423193 is about 112.4832699402.

The spelling of 1423193 in words is "one million, four hundred twenty-three thousand, one hundred ninety-three".