11267971 has 8 divisors (see below), whose sum is σ = 13238064. Its totient is φ = 9455520.

The previous prime is 11267951. The next prime is 11267987. The reversal of 11267971 is 17976211.

11267971 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11267971 - 2⁵ = 11267939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11267941) 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, 39256 + ... + 39541.

It is an arithmetic number, because the mean of its divisors is an integer number (1654758).

Almost surely, 2^11267971 is an apocalyptic number.

11267971 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11267971 is a deficient number, since it is larger than the sum of its proper divisors (1970093).

11267971 is a wasteful number, since it uses less digits than its factorization.

11267971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78821.

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

The square root of 11267971 is about 3356.7798557546. The cubic root of 11267971 is about 224.1894854460.

The spelling of 11267971 in words is "eleven million, two hundred sixty-seven thousand, nine hundred seventy-one".