45372211 has 4 divisors (see below), whose sum is σ = 46936800. Its totient is φ = 43807624.

The previous prime is 45372163. The next prime is 45372233. The reversal of 45372211 is 11227354.

It is a happy number.

45372211 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 a de Polignac number, because none of the positive numbers 2^k-45372211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45372011) 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, 782251 + ... + 782308.

It is an arithmetic number, because the mean of its divisors is an integer number (11734200).

Almost surely, 2^45372211 is an apocalyptic number.

45372211 is a deficient number, since it is larger than the sum of its proper divisors (1564589).

45372211 is a wasteful number, since it uses less digits than its factorization.

45372211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564588.

The product of its digits is 1680, while the sum is 25.

The square root of 45372211 is about 6735.8897704758. The cubic root of 45372211 is about 356.6673166009.

Adding to 45372211 its reverse (11227354), we get a palindrome (56599565).

The spelling of 45372211 in words is "forty-five million, three hundred seventy-two thousand, two hundred eleven".