46545143 has 4 divisors (see below), whose sum is σ = 47006088. Its totient is φ = 46084200.

The previous prime is 46545137. The next prime is 46545151. The reversal of 46545143 is 34154564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46545143 - 2²⁰ = 45496567 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 (46545113) 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, 230321 + ... + 230522.

It is an arithmetic number, because the mean of its divisors is an integer number (11751522).

Almost surely, 2^46545143 is an apocalyptic number.

46545143 is a deficient number, since it is larger than the sum of its proper divisors (460945).

46545143 is a wasteful number, since it uses less digits than its factorization.

46545143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460944.

The product of its digits is 28800, while the sum is 32.

The square root of 46545143 is about 6822.4000908771. The cubic root of 46545143 is about 359.7146478480.

The spelling of 46545143 in words is "forty-six million, five hundred forty-five thousand, one hundred forty-three".