45575539 has 4 divisors (see below), whose sum is σ = 46217520. Its totient is φ = 44933560.

The previous prime is 45575531. The next prime is 45575557. The reversal of 45575539 is 93557554.

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 45575539 - 2³ = 45575531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45575495 and 45575504.

It is not an unprimeable number, because it can be changed into a prime (45575531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320884 + ... + 321025.

It is an arithmetic number, because the mean of its divisors is an integer number (11554380).

Almost surely, 2^45575539 is an apocalyptic number.

45575539 is a deficient number, since it is larger than the sum of its proper divisors (641981).

45575539 is an equidigital number, since it uses as much as digits as its factorization.

45575539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641980.

The product of its digits is 472500, while the sum is 43.

The square root of 45575539 is about 6750.9657827603. The cubic root of 45575539 is about 357.1993044265.

The spelling of 45575539 in words is "forty-five million, five hundred seventy-five thousand, five hundred thirty-nine".