45140324 has 6 divisors (see below), whose sum is σ = 78995574. Its totient is φ = 22570160.

The previous prime is 45140323. The next prime is 45140341. The reversal of 45140324 is 42304154.

It can be written as a sum of positive squares in only one way, i.e., 23814400 + 21325924 = 4880^2 + 4618^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45140324.

It is not an unprimeable number, because it can be changed into a prime (45140323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5642537 + ... + 5642544.

It is an arithmetic number, because the mean of its divisors is an integer number (13165929).

Almost surely, 2^45140324 is an apocalyptic number.

It is an amenable number.

45140324 is a deficient number, since it is larger than the sum of its proper divisors (33855250).

45140324 is a wasteful number, since it uses less digits than its factorization.

45140324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11285085 (or 11285083 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 45140324 is about 6718.6549249087. The cubic root of 45140324 is about 356.0586634799.

Adding to 45140324 its reverse (42304154), we get a palindrome (87444478).

The spelling of 45140324 in words is "forty-five million, one hundred forty thousand, three hundred twenty-four".