1065380111 has 2 divisors, whose sum is σ = 1065380112. Its totient is φ = 1065380110.

The previous prime is 1065380093. The next prime is 1065380117. The reversal of 1065380111 is 1110835601.

1065380111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1065380111 - 2²⁶ = 998271247 is a prime.

It is a super-2 number, since 2×1065380111² = 2270069561828744642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065380117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532690055 + 532690056.

It is an arithmetic number, because the mean of its divisors is an integer number (532690056).

Almost surely, 2^1065380111 is an apocalyptic number.

1065380111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065380111 is an equidigital number, since it uses as much as digits as its factorization.

1065380111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1065380111 is about 32640.1610136960. The cubic root of 1065380111 is about 1021.3349530297.

The spelling of 1065380111 in words is "one billion, sixty-five million, three hundred eighty thousand, one hundred eleven".