45199 has 8 divisors (see below), whose sum is σ = 56448. Its totient is φ = 35160.

The previous prime is 45197. The next prime is 45233. The reversal of 45199 is 99154.

45199 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 a cyclic number.

It is not a de Polignac number, because 45199 - 2¹ = 45197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217 + ... + 370.

It is an arithmetic number, because the mean of its divisors is an integer number (7056).

2⁴⁵¹⁹⁹ is an apocalyptic number.

45199 is a deficient number, since it is larger than the sum of its proper divisors (11249).

45199 is a wasteful number, since it uses less digits than its factorization.

45199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605.

The product of its digits is 1620, while the sum is 28.

The square root of 45199 is about 212.6005644395. The cubic root of 45199 is about 35.6212871887.

The spelling of 45199 in words is "forty-five thousand, one hundred ninety-nine".