11239967 has 2 divisors, whose sum is σ = 11239968. Its totient is φ = 11239966.

The previous prime is 11239951. The next prime is 11239973. The reversal of 11239967 is 76993211.

It is a happy number.

11239967 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11239967 - 2⁴ = 11239951 is a prime.

It is a super-2 number, since 2×11239967² = 252673716322178, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11239967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11239927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5619983 + 5619984.

It is an arithmetic number, because the mean of its divisors is an integer number (5619984).

Almost surely, 2^11239967 is an apocalyptic number.

11239967 is a deficient number, since it is larger than the sum of its proper divisors (1).

11239967 is an equidigital number, since it uses as much as digits as its factorization.

11239967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 38.

The square root of 11239967 is about 3352.6060013070. The cubic root of 11239967 is about 224.0036072442.

The spelling of 11239967 in words is "eleven million, two hundred thirty-nine thousand, nine hundred sixty-seven".