11842795123 has 2 divisors, whose sum is σ = 11842795124. Its totient is φ = 11842795122.

The previous prime is 11842795103. The next prime is 11842795213. The reversal of 11842795123 is 32159724811.

Together with next prime (11842795213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11842795123 - 2²⁵ = 11809240691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11842795123.

It is not a weakly prime, because it can be changed into another prime (11842795103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5921397561 + 5921397562.

It is an arithmetic number, because the mean of its divisors is an integer number (5921397562).

Almost surely, 2^11842795123 is an apocalyptic number.

11842795123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11842795123 is an equidigital number, since it uses as much as digits as its factorization.

11842795123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 43.

The spelling of 11842795123 in words is "eleven billion, eight hundred forty-two million, seven hundred ninety-five thousand, one hundred twenty-three".