2065374569 has 2 divisors, whose sum is σ = 2065374570. Its totient is φ = 2065374568.

The previous prime is 2065374551. The next prime is 2065374583. The reversal of 2065374569 is 9654735602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1103568400 + 961806169 = 33220^2 + 31013^2 .

It is a cyclic number.

It is not a de Polignac number, because 2065374569 - 2⁸ = 2065374313 is a prime.

It is a super-2 number, since 2×2065374569² = 8531544220543871522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2065374169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032687284 + 1032687285.

It is an arithmetic number, because the mean of its divisors is an integer number (1032687285).

Almost surely, 2^2065374569 is an apocalyptic number.

It is an amenable number.

2065374569 is a deficient number, since it is larger than the sum of its proper divisors (1).

2065374569 is an equidigital number, since it uses as much as digits as its factorization.

2065374569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The square root of 2065374569 is about 45446.3922550514. The cubic root of 2065374569 is about 1273.5019327491.

The spelling of 2065374569 in words is "two billion, sixty-five million, three hundred seventy-four thousand, five hundred sixty-nine".