46543109 has 4 divisors (see below), whose sum is σ = 46970220. Its totient is φ = 46116000.

The previous prime is 46543097. The next prime is 46543111. The reversal of 46543109 is 90134564.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23980609 + 22562500 = 4897^2 + 4750^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46543109 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 (46543129) 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, 213392 + ... + 213609.

It is an arithmetic number, because the mean of its divisors is an integer number (11742555).

Almost surely, 2^46543109 is an apocalyptic number.

It is an amenable number.

46543109 is a deficient number, since it is larger than the sum of its proper divisors (427111).

46543109 is a wasteful number, since it uses less digits than its factorization.

46543109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427110.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 46543109 is about 6822.2510214738. The cubic root of 46543109 is about 359.7094079869.

The spelling of 46543109 in words is "forty-six million, five hundred forty-three thousand, one hundred nine".