45134340 has 48 divisors (see below), whose sum is σ = 126911232. Its totient is φ = 11984896.

The previous prime is 45134333. The next prime is 45134363. The reversal of 45134340 is 4343154.

It is a self number, because there is not a number n which added to its sum of digits gives 45134340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13957 + ... + 16883.

It is an arithmetic number, because the mean of its divisors is an integer number (2643984).

Almost surely, 2^45134340 is an apocalyptic number.

It is an amenable number.

45134340 is an abundant number, since it is smaller than the sum of its proper divisors (81776892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45134340 is a wasteful number, since it uses less digits than its factorization.

45134340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196 (or 3194 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 45134340 is about 6718.2095829172. The cubic root of 45134340 is about 356.0429292169.

Adding to 45134340 its reverse (4343154), we get a palindrome (49477494).

The spelling of 45134340 in words is "forty-five million, one hundred thirty-four thousand, three hundred forty".