1065345571 has 2 divisors, whose sum is σ = 1065345572. Its totient is φ = 1065345570.

The previous prime is 1065345563. The next prime is 1065345577. The reversal of 1065345571 is 1755435601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1065345571 - 2³ = 1065345563 is a prime.

It is a super-2 number, since 2×1065345571² = 2269922371298632082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1065345571.

It is not a weakly prime, because it can be changed into another prime (1065345577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532672785 + 532672786.

It is an arithmetic number, because the mean of its divisors is an integer number (532672786).

Almost surely, 2^1065345571 is an apocalyptic number.

1065345571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065345571 is an equidigital number, since it uses as much as digits as its factorization.

1065345571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 1065345571 is about 32639.6319066254. The cubic root of 1065345571 is about 1021.3239155636.

The spelling of 1065345571 in words is "one billion, sixty-five million, three hundred forty-five thousand, five hundred seventy-one".