11342195819 has 2 divisors, whose sum is σ = 11342195820. Its totient is φ = 11342195818.

The previous prime is 11342195801. The next prime is 11342195849. The reversal of 11342195819 is 91859124311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11342195819 - 2¹² = 11342191723 is a prime.

It is a super-2 number, since 2×11342195819² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11342195819.

It is not a weakly prime, because it can be changed into another prime (11342195849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671097909 + 5671097910.

It is an arithmetic number, because the mean of its divisors is an integer number (5671097910).

Almost surely, 2^11342195819 is an apocalyptic number.

11342195819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342195819 is an equidigital number, since it uses as much as digits as its factorization.

11342195819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 44.

The spelling of 11342195819 in words is "eleven billion, three hundred forty-two million, one hundred ninety-five thousand, eight hundred nineteen".