45312135 has 32 divisors (see below), whose sum is σ = 79902720. Its totient is φ = 21744000.

The previous prime is 45312133. The next prime is 45312143. The reversal of 45312135 is 53121354.

45312135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45312135 - 2¹ = 45312133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45312133) 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 31 ways as a sum of consecutive naturals, for example, 15306 + ... + 18024.

It is an arithmetic number, because the mean of its divisors is an integer number (2496960).

Almost surely, 2^45312135 is an apocalyptic number.

45312135 is a deficient number, since it is larger than the sum of its proper divisors (34590585).

45312135 is a wasteful number, since it uses less digits than its factorization.

45312135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839.

The product of its digits is 1800, while the sum is 24.

The square root of 45312135 is about 6731.4288973442. The cubic root of 45312135 is about 356.5098295311.

Adding to 45312135 its reverse (53121354), we get a palindrome (98433489).

It can be divided in two parts, 4531 and 2135, that added together give a palindrome (6666).

The spelling of 45312135 in words is "forty-five million, three hundred twelve thousand, one hundred thirty-five".