450112615 has 4 divisors (see below), whose sum is σ = 540135144. Its totient is φ = 360090088.

The previous prime is 450112609. The next prime is 450112643. The reversal of 450112615 is 516211054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 516211054 = 2 ⋅258105527.

It is a cyclic number.

It is not a de Polignac number, because 450112615 - 2⁵ = 450112583 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 450112615.

It is a congruent number.

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, 45011257 + ... + 45011266.

It is an arithmetic number, because the mean of its divisors is an integer number (135033786).

Almost surely, 2^450112615 is an apocalyptic number.

450112615 is a deficient number, since it is larger than the sum of its proper divisors (90022529).

450112615 is an equidigital number, since it uses as much as digits as its factorization.

450112615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90022528.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 450112615 is about 21215.8576305555. The cubic root of 450112615 is about 766.3733514594.

Adding to 450112615 its reverse (516211054), we get a palindrome (966323669).

The spelling of 450112615 in words is "four hundred fifty million, one hundred twelve thousand, six hundred fifteen".