11233142279 has 2 divisors, whose sum is σ = 11233142280. Its totient is φ = 11233142278.

The previous prime is 11233142273. The next prime is 11233142303. The reversal of 11233142279 is 97224133211.

It is a weak prime.

It is an emirp because it is prime and its reverse (97224133211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11233142279 - 2²⁴ = 11216365063 is a prime.

It is a super-6 number, since 6×11233142279⁶ (a number of 62 digits) contains 666666 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11233142273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616571139 + 5616571140.

It is an arithmetic number, because the mean of its divisors is an integer number (5616571140).

Almost surely, 2^11233142279 is an apocalyptic number.

11233142279 is a deficient number, since it is larger than the sum of its proper divisors (1).

11233142279 is an equidigital number, since it uses as much as digits as its factorization.

11233142279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The spelling of 11233142279 in words is "eleven billion, two hundred thirty-three million, one hundred forty-two thousand, two hundred seventy-nine".