45408315 has 8 divisors (see below), whose sum is σ = 72653328. Its totient is φ = 24217760.

The previous prime is 45408313. The next prime is 45408329. The reversal of 45408315 is 51380454.

45408315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45408315 - 2¹ = 45408313 is a prime.

It is a super-2 number, since 2×45408315² = 4123830142278450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45408313) 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 7 ways as a sum of consecutive naturals, for example, 1513596 + ... + 1513625.

It is an arithmetic number, because the mean of its divisors is an integer number (9081666).

Almost surely, 2^45408315 is an apocalyptic number.

45408315 is a deficient number, since it is larger than the sum of its proper divisors (27245013).

45408315 is a wasteful number, since it uses less digits than its factorization.

45408315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027229.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 45408315 is about 6738.5692101514. The cubic root of 45408315 is about 356.7618950698.

Adding to 45408315 its reverse (51380454), we get a palindrome (96788769).

The spelling of 45408315 in words is "forty-five million, four hundred eight thousand, three hundred fifteen".