423005413 has 2 divisors, whose sum is σ = 423005414. Its totient is φ = 423005412.

The previous prime is 423005399. The next prime is 423005431. The reversal of 423005413 is 314500324.

Together with next prime (423005431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 410346049 + 12659364 = 20257^2 + 3558^2 .

It is a cyclic number.

It is not a de Polignac number, because 423005413 - 2²⁵ = 389450981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423005483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211502706 + 211502707.

It is an arithmetic number, because the mean of its divisors is an integer number (211502707).

Almost surely, 2^423005413 is an apocalyptic number.

It is an amenable number.

423005413 is a deficient number, since it is larger than the sum of its proper divisors (1).

423005413 is an equidigital number, since it uses as much as digits as its factorization.

423005413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 423005413 is about 20567.0953953153. The cubic root of 423005413 is about 750.6692769505.

Adding to 423005413 its reverse (314500324), we get a palindrome (737505737).

The spelling of 423005413 in words is "four hundred twenty-three million, five thousand, four hundred thirteen".