45164943 has 6 divisors (see below), whose sum is σ = 65238264. Its totient is φ = 30109956.

The previous prime is 45164941. The next prime is 45164947. The reversal of 45164943 is 34946154.

45164943 is a `hidden beast` number, since 4 + 5 + 1 + 649 + 4 + 3 = 666.

45164943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45164943 - 2¹ = 45164941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45164898 and 45164907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45164941) 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 5 ways as a sum of consecutive naturals, for example, 2509155 + ... + 2509172.

It is an arithmetic number, because the mean of its divisors is an integer number (10873044).

Almost surely, 2^45164943 is an apocalyptic number.

45164943 is a deficient number, since it is larger than the sum of its proper divisors (20073321).

45164943 is a wasteful number, since it uses less digits than its factorization.

45164943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018333 (or 5018330 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 45164943 is about 6720.4868127242. The cubic root of 45164943 is about 356.1233817802.

The spelling of 45164943 in words is "forty-five million, one hundred sixty-four thousand, nine hundred forty-three".