146131423 has 2 divisors, whose sum is σ = 146131424. Its totient is φ = 146131422.

The previous prime is 146131411. The next prime is 146131459. The reversal of 146131423 is 324131641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146131423 - 2¹³ = 146123231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146131823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73065711 + 73065712.

It is an arithmetic number, because the mean of its divisors is an integer number (73065712).

Almost surely, 2^146131423 is an apocalyptic number.

146131423 is a deficient number, since it is larger than the sum of its proper divisors (1).

146131423 is an equidigital number, since it uses as much as digits as its factorization.

146131423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

The square root of 146131423 is about 12088.4830727432. The cubic root of 146131423 is about 526.7216922070.

The spelling of 146131423 in words is "one hundred forty-six million, one hundred thirty-one thousand, four hundred twenty-three".