45912089 has 8 divisors (see below), whose sum is σ = 47778720. Its totient is φ = 44081856.

The previous prime is 45912073. The next prime is 45912101. The reversal of 45912089 is 98021954.

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 45912089 - 2⁴ = 45912073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45912029) 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, 6512 + ... + 11585.

It is an arithmetic number, because the mean of its divisors is an integer number (5972340).

Almost surely, 2^45912089 is an apocalyptic number.

It is an amenable number.

45912089 is a deficient number, since it is larger than the sum of its proper divisors (1866631).

45912089 is a wasteful number, since it uses less digits than its factorization.

45912089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18199.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 45912089 is about 6775.8459988403. The cubic root of 45912089 is about 358.0763884101.

The spelling of 45912089 in words is "forty-five million, nine hundred twelve thousand, eighty-nine".