11172967 has 4 divisors (see below), whose sum is σ = 12032440. Its totient is φ = 10313496.

The previous prime is 11172929. The next prime is 11172979. The reversal of 11172967 is 76927111.

11172967 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11172967 - 2²³ = 2784359 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 (11172907) 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, 429717 + ... + 429742.

It is an arithmetic number, because the mean of its divisors is an integer number (3008110).

Almost surely, 2^11172967 is an apocalyptic number.

11172967 is a deficient number, since it is larger than the sum of its proper divisors (859473).

11172967 is an equidigital number, since it uses as much as digits as its factorization.

11172967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859472.

The product of its digits is 5292, while the sum is 34.

The square root of 11172967 is about 3342.5988392267. The cubic root of 11172967 is about 223.5576343581.

The spelling of 11172967 in words is "eleven million, one hundred seventy-two thousand, nine hundred sixty-seven".