45545299 has 16 divisors (see below), whose sum is σ = 49610880. Its totient is φ = 41670720.

The previous prime is 45545281. The next prime is 45545321. The reversal of 45545299 is 99254554.

It is a cyclic number.

It is not a de Polignac number, because 45545299 - 2⁹ = 45544787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45545249) 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 15 ways as a sum of consecutive naturals, for example, 87159 + ... + 87679.

It is an arithmetic number, because the mean of its divisors is an integer number (3100680).

Almost surely, 2^45545299 is an apocalyptic number.

45545299 is a deficient number, since it is larger than the sum of its proper divisors (4065581).

45545299 is a wasteful number, since it uses less digits than its factorization.

45545299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690.

The product of its digits is 324000, while the sum is 43.

The square root of 45545299 is about 6748.7257315733. The cubic root of 45545299 is about 357.1202847220.

It can be divided in two parts, 455 and 45299, that added together give a palindrome (45754).

The spelling of 45545299 in words is "forty-five million, five hundred forty-five thousand, two hundred ninety-nine".