45239043 has 8 divisors (see below), whose sum is σ = 62398800. Its totient is φ = 29119328.

The previous prime is 45239039. The next prime is 45239063. The reversal of 45239043 is 34093254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45239043 - 2² = 45239039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45239043.

It is not an unprimeable number, because it can be changed into a prime (45239063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259908 + ... + 260081.

It is an arithmetic number, because the mean of its divisors is an integer number (7799850).

Almost surely, 2^45239043 is an apocalyptic number.

45239043 is a deficient number, since it is larger than the sum of its proper divisors (17159757).

45239043 is a wasteful number, since it uses less digits than its factorization.

45239043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520021.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 45239043 is about 6725.9975468327. The cubic root of 45239043 is about 356.3180336672.

The spelling of 45239043 in words is "forty-five million, two hundred thirty-nine thousand, forty-three".