1415885855 has 4 divisors (see below), whose sum is σ = 1699063032. Its totient is φ = 1132708680.

The previous prime is 1415885843. The next prime is 1415885903. The reversal of 1415885855 is 5585885141.

It is a happy number.

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

It is not a de Polignac number, because 1415885855 - 2¹² = 1415881759 is a prime.

It is a Duffinian number.

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, 141588581 + ... + 141588590.

It is an arithmetic number, because the mean of its divisors is an integer number (424765758).

Almost surely, 2^1415885855 is an apocalyptic number.

1415885855 is a deficient number, since it is larger than the sum of its proper divisors (283177177).

1415885855 is an equidigital number, since it uses as much as digits as its factorization.

1415885855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283177176.

The product of its digits is 1280000, while the sum is 50.

The square root of 1415885855 is about 37628.2587293114. The cubic root of 1415885855 is about 1122.9043072122.

The spelling of 1415885855 in words is "one billion, four hundred fifteen million, eight hundred eighty-five thousand, eight hundred fifty-five".