45115211 has 8 divisors (see below), whose sum is σ = 46309200. Its totient is φ = 43925760.

The previous prime is 45115207. The next prime is 45115219. The reversal of 45115211 is 11251154.

45115211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45115211 - 2² = 45115207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45115219) 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 7 ways as a sum of consecutive naturals, for example, 29555 + ... + 31043.

It is an arithmetic number, because the mean of its divisors is an integer number (5788650).

Almost surely, 2^45115211 is an apocalyptic number.

45115211 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

45115211 is a deficient number, since it is larger than the sum of its proper divisors (1193989).

45115211 is a wasteful number, since it uses less digits than its factorization.

45115211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269.

The product of its digits is 200, while the sum is 20.

The square root of 45115211 is about 6716.7857640392. The cubic root of 45115211 is about 355.9926223064.

Adding to 45115211 its reverse (11251154), we get a palindrome (56366365).

The spelling of 45115211 in words is "forty-five million, one hundred fifteen thousand, two hundred eleven".