146612423 has 4 divisors (see below), whose sum is σ = 151341888. Its totient is φ = 141882960.

The previous prime is 146612407. The next prime is 146612443. The reversal of 146612423 is 324216641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324216641 = 7 ⋅46316663.

It is a cyclic number.

It is not a de Polignac number, because 146612423 - 2⁴ = 146612407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146612443) 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 in 3 ways as a sum of consecutive naturals, for example, 2364686 + ... + 2364747.

It is an arithmetic number, because the mean of its divisors is an integer number (37835472).

Almost surely, 2^146612423 is an apocalyptic number.

146612423 is a deficient number, since it is larger than the sum of its proper divisors (4729465).

146612423 is an equidigital number, since it uses as much as digits as its factorization.

146612423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729464.

The product of its digits is 6912, while the sum is 29.

The square root of 146612423 is about 12108.3616976039. The cubic root of 146612423 is about 527.2989708887.

The spelling of 146612423 in words is "one hundred forty-six million, six hundred twelve thousand, four hundred twenty-three".