146067143 has 4 divisors (see below), whose sum is σ = 146091840. Its totient is φ = 146042448.

The previous prime is 146067139. The next prime is 146067149. The reversal of 146067143 is 341760641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341760641 = 47 ⋅7271503.

It is a cyclic number.

It is not a de Polignac number, because 146067143 - 2² = 146067139 is a prime.

It is a super-2 number, since 2×146067143² = 42671220528364898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146067149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2378 + ... + 17256.

It is an arithmetic number, because the mean of its divisors is an integer number (36522960).

Almost surely, 2^146067143 is an apocalyptic number.

146067143 is a deficient number, since it is larger than the sum of its proper divisors (24697).

146067143 is an equidigital number, since it uses as much as digits as its factorization.

146067143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24696.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 146067143 is about 12085.8240513421. The cubic root of 146067143 is about 526.6444497830.

The spelling of 146067143 in words is "one hundred forty-six million, sixty-seven thousand, one hundred forty-three".