45078543 has 24 divisors (see below), whose sum is σ = 70815888. Its totient is φ = 27516672.

The previous prime is 45078529. The next prime is 45078547. The reversal of 45078543 is 34587054.

45078543 is a `hidden beast` number, since 45 + 0 + 78 + 543 = 666.

It is not a de Polignac number, because 45078543 - 2⁶ = 45078479 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 45078498 and 45078507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45078547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1680 + ... + 9642.

It is an arithmetic number, because the mean of its divisors is an integer number (2950662).

Almost surely, 2^45078543 is an apocalyptic number.

45078543 is a deficient number, since it is larger than the sum of its proper divisors (25737345).

45078543 is a wasteful number, since it uses less digits than its factorization.

45078543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8023 (or 8020 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 45078543 is about 6714.0556297963. The cubic root of 45078543 is about 355.8961502203.

The spelling of 45078543 in words is "forty-five million, seventy-eight thousand, five hundred forty-three".