11143679 has 2 divisors, whose sum is σ = 11143680. Its totient is φ = 11143678.

The previous prime is 11143667. The next prime is 11143723. The reversal of 11143679 is 97634111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11143679 - 2¹⁶ = 11078143 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11143079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571839 + 5571840.

It is an arithmetic number, because the mean of its divisors is an integer number (5571840).

Almost surely, 2^11143679 is an apocalyptic number.

11143679 is a deficient number, since it is larger than the sum of its proper divisors (1).

11143679 is an equidigital number, since it uses as much as digits as its factorization.

11143679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 32.

The square root of 11143679 is about 3338.2149421510. The cubic root of 11143679 is about 223.3621242059.

The spelling of 11143679 in words is "eleven million, one hundred forty-three thousand, six hundred seventy-nine".