1115347967 has 4 divisors (see below), whose sum is σ = 1115674800. Its totient is φ = 1115021136.

The previous prime is 1115347931. The next prime is 1115347999. The reversal of 1115347967 is 7697435111.

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

It is a cyclic number.

It is not a de Polignac number, because 1115347967 - 2⁸ = 1115347711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115347907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158243 + ... + 165140.

It is an arithmetic number, because the mean of its divisors is an integer number (278918700).

Almost surely, 2^1115347967 is an apocalyptic number.

1115347967 is a deficient number, since it is larger than the sum of its proper divisors (326833).

1115347967 is an equidigital number, since it uses as much as digits as its factorization.

1115347967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326832.

The product of its digits is 158760, while the sum is 44.

The square root of 1115347967 is about 33396.8257024526. The cubic root of 1115347967 is about 1037.0589884882.

The spelling of 1115347967 in words is "one billion, one hundred fifteen million, three hundred forty-seven thousand, nine hundred sixty-seven".