146423 has 2 divisors, whose sum is σ = 146424. Its totient is φ = 146422.

The previous prime is 146417. The next prime is 146437. The reversal of 146423 is 324641.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (324641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146423 - 2⁴ = 146407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146395 and 146404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146023) 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, 73211 + 73212.

It is an arithmetic number, because the mean of its divisors is an integer number (73212).

2¹⁴⁶⁴²³ is an apocalyptic number.

146423 is a deficient number, since it is larger than the sum of its proper divisors (1).

146423 is an equidigital number, since it uses as much as digits as its factorization.

146423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 20.

The square root of 146423 is about 382.6525839453. The cubic root of 146423 is about 52.7071783229.

The spelling of 146423 in words is "one hundred forty-six thousand, four hundred twenty-three".