11423967 has 8 divisors (see below), whose sum is σ = 15263280. Its totient is φ = 7600320.

The previous prime is 11423933. The next prime is 11423977. The reversal of 11423967 is 76932411.

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

It is a de Polignac number, because none of the positive numbers 2^k-11423967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092 + ... + 5217.

It is an arithmetic number, because the mean of its divisors is an integer number (1907910).

Almost surely, 2^11423967 is an apocalyptic number.

11423967 is a deficient number, since it is larger than the sum of its proper divisors (3839313).

11423967 is an equidigital number, since it uses as much as digits as its factorization.

11423967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7833.

The product of its digits is 9072, while the sum is 33.

The square root of 11423967 is about 3379.9359461386. The cubic root of 11423967 is about 225.2193219458.

The spelling of 11423967 in words is "eleven million, four hundred twenty-three thousand, nine hundred sixty-seven".