45124315 has 4 divisors (see below), whose sum is σ = 54149184. Its totient is φ = 36099448.

The previous prime is 45124301. The next prime is 45124327. The reversal of 45124315 is 51342154.

It is a happy number.

45124315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45124315 - 2⁵ = 45124283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45124315.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4512427 + ... + 4512436.

It is an arithmetic number, because the mean of its divisors is an integer number (13537296).

Almost surely, 2^45124315 is an apocalyptic number.

45124315 is a deficient number, since it is larger than the sum of its proper divisors (9024869).

45124315 is an equidigital number, since it uses as much as digits as its factorization.

45124315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9024868.

The product of its digits is 2400, while the sum is 25.

The square root of 45124315 is about 6717.4634349582. The cubic root of 45124315 is about 356.0165664765.

Adding to 45124315 its reverse (51342154), we get a palindrome (96466469).

The spelling of 45124315 in words is "forty-five million, one hundred twenty-four thousand, three hundred fifteen".