1086269069 has 2 divisors, whose sum is σ = 1086269070. Its totient is φ = 1086269068.

The previous prime is 1086269059. The next prime is 1086269071. The reversal of 1086269069 is 9609626801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1084911844 + 1357225 = 32938^2 + 1165^2 .

It is an emirp because it is prime and its reverse (9609626801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1086269069 is a prime.

It is a super-2 number, since 2×1086269069² = 2359960980532253522, which contains 22 as substring.

Together with 1086269071, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1086269059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543134534 + 543134535.

It is an arithmetic number, because the mean of its divisors is an integer number (543134535).

Almost surely, 2^1086269069 is an apocalyptic number.

It is an amenable number.

1086269069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086269069 is an equidigital number, since it uses as much as digits as its factorization.

1086269069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 1086269069 is about 32958.5962838225. The cubic root of 1086269069 is about 1027.9669164889.

The spelling of 1086269069 in words is "one billion, eighty-six million, two hundred sixty-nine thousand, sixty-nine".