45040211 has 4 divisors (see below), whose sum is σ = 46257552. Its totient is φ = 43822872.

The previous prime is 45040207. The next prime is 45040213. The reversal of 45040211 is 11204054.

45040211 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 a cyclic number.

It is not a de Polignac number, because 45040211 - 2² = 45040207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45040211.

It is not an unprimeable number, because it can be changed into a prime (45040213) 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, 608615 + ... + 608688.

It is an arithmetic number, because the mean of its divisors is an integer number (11564388).

Almost surely, 2^45040211 is an apocalyptic number.

45040211 is a deficient number, since it is larger than the sum of its proper divisors (1217341).

45040211 is a wasteful number, since it uses less digits than its factorization.

45040211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217340.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 45040211 is about 6711.2004142329. The cubic root of 45040211 is about 355.7952442684.

Adding to 45040211 its reverse (11204054), we get a palindrome (56244265).

The spelling of 45040211 in words is "forty-five million, forty thousand, two hundred eleven".