45387085 has 4 divisors (see below), whose sum is σ = 54464508. Its totient is φ = 36309664.

The previous prime is 45387079. The next prime is 45387091. The reversal of 45387085 is 58078354.

45387085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45387079) and next prime (45387091).

It can be written as a sum of positive squares in 2 ways, for example, as 19193161 + 26193924 = 4381^2 + 5118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45387085 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4538704 + ... + 4538713.

It is an arithmetic number, because the mean of its divisors is an integer number (13616127).

Almost surely, 2^45387085 is an apocalyptic number.

It is an amenable number.

45387085 is a deficient number, since it is larger than the sum of its proper divisors (9077423).

45387085 is an equidigital number, since it uses as much as digits as its factorization.

45387085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9077422.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 45387085 is about 6736.9937657682. The cubic root of 45387085 is about 356.7062867837.

The spelling of 45387085 in words is "forty-five million, three hundred eighty-seven thousand, eighty-five".