1065366345 has 32 divisors (see below), whose sum is σ = 1793393280. Its totient is φ = 539343360.

The previous prime is 1065366331. The next prime is 1065366349. The reversal of 1065366345 is 5436635601.

It is a happy number.

It is not a de Polignac number, because 1065366345 - 2¹⁷ = 1065235273 is a prime.

It is a super-2 number, since 2×1065366345² = 2270010898117318050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1065366349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 655 + ... + 46164.

It is an arithmetic number, because the mean of its divisors is an integer number (56043540).

Almost surely, 2^1065366345 is an apocalyptic number.

1065366345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1065366345 is a deficient number, since it is larger than the sum of its proper divisors (728026935).

1065366345 is a wasteful number, since it uses less digits than its factorization.

1065366345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46905.

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 1065366345 is about 32639.9501378296. The cubic root of 1065366345 is about 1021.3305540496.

The spelling of 1065366345 in words is "one billion, sixty-five million, three hundred sixty-six thousand, three hundred forty-five".