11355677819 has 2 divisors, whose sum is σ = 11355677820. Its totient is φ = 11355677818.

The previous prime is 11355677789. The next prime is 11355677821. The reversal of 11355677819 is 91877655311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11355677819 - 2⁸ = 11355677563 is a prime.

It is a super-2 number, since 2×11355677819² (a number of 21 digits) contains 22 as substring.

Together with 11355677821, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11355677899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5677838909 + 5677838910.

It is an arithmetic number, because the mean of its divisors is an integer number (5677838910).

Almost surely, 2^11355677819 is an apocalyptic number.

11355677819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11355677819 is an equidigital number, since it uses as much as digits as its factorization.

11355677819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 53.

The spelling of 11355677819 in words is "eleven billion, three hundred fifty-five million, six hundred seventy-seven thousand, eight hundred nineteen".