45113540 has 12 divisors (see below), whose sum is σ = 94738476. Its totient is φ = 18045408.

The previous prime is 45113533. The next prime is 45113573. The reversal of 45113540 is 4531154.

It can be written as a sum of positive squares in 2 ways, for example, as 5373124 + 39740416 = 2318^2 + 6304^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1127819 + ... + 1127858.

It is an arithmetic number, because the mean of its divisors is an integer number (7894873).

Almost surely, 2^45113540 is an apocalyptic number.

It is an amenable number.

45113540 is an abundant number, since it is smaller than the sum of its proper divisors (49624936).

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

45113540 is a wasteful number, since it uses less digits than its factorization.

45113540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255686 (or 2255684 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 45113540 is about 6716.6613730335. The cubic root of 45113540 is about 355.9882271072.

Adding to 45113540 its reverse (4531154), we get a palindrome (49644694).

The spelling of 45113540 in words is "forty-five million, one hundred thirteen thousand, five hundred forty".