1115215 has 8 divisors (see below), whose sum is σ = 1358640. Its totient is φ = 878592.

The previous prime is 1115207. The next prime is 1115227. The reversal of 1115215 is 5125111.

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

It is a cyclic number.

It is not a de Polignac number, because 1115215 - 2³ = 1115207 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1330 + ... + 1999.

It is an arithmetic number, because the mean of its divisors is an integer number (169830).

2^1115215 is an apocalyptic number.

1115215 is a deficient number, since it is larger than the sum of its proper divisors (243425).

1115215 is an equidigital number, since it uses as much as digits as its factorization.

1115215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401.

The product of its digits is 50, while the sum is 16.

The square root of 1115215 is about 1056.0374046406. The cubic root of 1115215 is about 103.7017775609.

The spelling of 1115215 in words is "one million, one hundred fifteen thousand, two hundred fifteen".