1065220733 has 2 divisors, whose sum is σ = 1065220734. Its totient is φ = 1065220732.

The previous prime is 1065220711. The next prime is 1065220759. The reversal of 1065220733 is 3370225601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 966774649 + 98446084 = 31093^2 + 9922^2 .

It is an emirp because it is prime and its reverse (3370225601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1065220733 - 2⁸ = 1065220477 is a prime.

It is a super-2 number, since 2×1065220733² = 2269390420026114578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1065220696 and 1065220705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065220763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532610366 + 532610367.

It is an arithmetic number, because the mean of its divisors is an integer number (532610367).

Almost surely, 2^1065220733 is an apocalyptic number.

It is an amenable number.

1065220733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065220733 is an equidigital number, since it uses as much as digits as its factorization.

1065220733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 1065220733 is about 32637.7194822187. The cubic root of 1065220733 is about 1021.2840208356.

The spelling of 1065220733 in words is "one billion, sixty-five million, two hundred twenty thousand, seven hundred thirty-three".