1171069 has 2 divisors, whose sum is σ = 1171070. Its totient is φ = 1171068.

The previous prime is 1171061. The next prime is 1171073. The reversal of 1171069 is 9601711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 980100 + 190969 = 990^2 + 437^2 .

It is a cyclic number.

It is not a de Polignac number, because 1171069 - 2³ = 1171061 is a prime.

It is a super-2 number, since 2×1171069² = 2742805205522, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1171061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585534 + 585535.

It is an arithmetic number, because the mean of its divisors is an integer number (585535).

2^1171069 is an apocalyptic number.

It is an amenable number.

1171069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171069 is an equidigital number, since it uses as much as digits as its factorization.

1171069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 1171069 is about 1082.1594152434. The cubic root of 1171069 is about 105.4049067132.

The spelling of 1171069 in words is "one million, one hundred seventy-one thousand, sixty-nine".