45047211 has 12 divisors (see below), whose sum is σ = 66020136. Its totient is φ = 27301120.

The previous prime is 45047203. The next prime is 45047213. The reversal of 45047211 is 11274054.

It is not a de Polignac number, because 45047211 - 2³ = 45047203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45047213) 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 11 ways as a sum of consecutive naturals, for example, 61686 + ... + 62411.

It is an arithmetic number, because the mean of its divisors is an integer number (5501678).

Almost surely, 2^45047211 is an apocalyptic number.

45047211 is a deficient number, since it is larger than the sum of its proper divisors (20972925).

45047211 is a wasteful number, since it uses less digits than its factorization.

45047211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124122 (or 124111 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 45047211 is about 6711.7219102105. The cubic root of 45047211 is about 355.8136754853.

The spelling of 45047211 in words is "forty-five million, forty-seven thousand, two hundred eleven".