1352665669 has 2 divisors, whose sum is σ = 1352665670. Its totient is φ = 1352665668.

The previous prime is 1352665649. The next prime is 1352665703. The reversal of 1352665669 is 9665662531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1351444644 + 1221025 = 36762^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352665669 - 2¹⁷ = 1352534597 is a prime.

It is a super-2 number, since 2×1352665669² = 3659408824182435122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1352665619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676332834 + 676332835.

It is an arithmetic number, because the mean of its divisors is an integer number (676332835).

Almost surely, 2^1352665669 is an apocalyptic number.

It is an amenable number.

1352665669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352665669 is an equidigital number, since it uses as much as digits as its factorization.

1352665669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 49.

The square root of 1352665669 is about 36778.6034128541. The cubic root of 1352665669 is about 1105.9364089957.

The spelling of 1352665669 in words is "one billion, three hundred fifty-two million, six hundred sixty-five thousand, six hundred sixty-nine".