45331217 has 4 divisors (see below), whose sum is σ = 45534720. Its totient is φ = 45127716.

The previous prime is 45331151. The next prime is 45331241. The reversal of 45331217 is 71213354.

45331217 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45331217 - 2¹⁰ = 45330193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45331267) by changing a digit.

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, 101417 + ... + 101862.

It is an arithmetic number, because the mean of its divisors is an integer number (11383680).

Almost surely, 2^45331217 is an apocalyptic number.

It is an amenable number.

45331217 is a deficient number, since it is larger than the sum of its proper divisors (203503).

45331217 is a wasteful number, since it uses less digits than its factorization.

45331217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203502.

The product of its digits is 2520, while the sum is 26.

The square root of 45331217 is about 6732.8461292384. The cubic root of 45331217 is about 356.5598673840.

The spelling of 45331217 in words is "forty-five million, three hundred thirty-one thousand, two hundred seventeen".