901423 has 2 divisors, whose sum is σ = 901424. Its totient is φ = 901422.

The previous prime is 901403. The next prime is 901427. The reversal of 901423 is 324109.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-901423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 901423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (901427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450711 + 450712.

It is an arithmetic number, because the mean of its divisors is an integer number (450712).

2⁹⁰¹⁴²³ is an apocalyptic number.

901423 is a deficient number, since it is larger than the sum of its proper divisors (1).

901423 is an equidigital number, since it uses as much as digits as its factorization.

901423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 901423 is about 949.4329886832. The cubic root of 901423 is about 96.5997965323.

The spelling of 901423 in words is "nine hundred one thousand, four hundred twenty-three".