11065819 has 2 divisors, whose sum is σ = 11065820. Its totient is φ = 11065818.

The previous prime is 11065811. The next prime is 11065823. The reversal of 11065819 is 91856011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11065819 - 2³ = 11065811 is a prime.

It is a super-2 number, since 2×11065819² = 244904700281522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11065811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5532909 + 5532910.

It is an arithmetic number, because the mean of its divisors is an integer number (5532910).

Almost surely, 2^11065819 is an apocalyptic number.

11065819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11065819 is an equidigital number, since it uses as much as digits as its factorization.

11065819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 31.

The square root of 11065819 is about 3326.5325791280. The cubic root of 11065819 is about 222.8407034655.

The spelling of 11065819 in words is "eleven million, sixty-five thousand, eight hundred nineteen".