1115967 has 8 divisors (see below), whose sum is σ = 1493296. Its totient is φ = 741312.

The previous prime is 1115941. The next prime is 1115987. The reversal of 1115967 is 7695111.

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

It is not a de Polignac number, because 1115967 - 2⁷ = 1115839 is a prime.

It is a Duffinian number.

1115967 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723 + ... + 1659.

It is an arithmetic number, because the mean of its divisors is an integer number (186662).

2^1115967 is an apocalyptic number.

1115967 is a deficient number, since it is larger than the sum of its proper divisors (377329).

1115967 is an equidigital number, since it uses as much as digits as its factorization.

1115967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337.

The product of its digits is 1890, while the sum is 30.

The square root of 1115967 is about 1056.3933926336. The cubic root of 1115967 is about 103.7250813528.

The spelling of 1115967 in words is "one million, one hundred fifteen thousand, nine hundred sixty-seven".