1065061773 has 6 divisors (see below), whose sum is σ = 1538422574. Its totient is φ = 710041176.

The previous prime is 1065061763. The next prime is 1065061787. The reversal of 1065061773 is 3771605601.

It can be written as a sum of positive squares in only one way, i.e., 983575044 + 81486729 = 31362^2 + 9027^2 .

It is not a de Polignac number, because 1065061773 - 2⁶ = 1065061709 is a prime.

It is a super-2 number, since 2×1065061773² = 2268713160611807058, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065061703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59170090 + ... + 59170107.

Almost surely, 2^1065061773 is an apocalyptic number.

It is an amenable number.

1065061773 is a deficient number, since it is larger than the sum of its proper divisors (473360801).

1065061773 is a wasteful number, since it uses less digits than its factorization.

1065061773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118340203 (or 118340200 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 1065061773 is about 32635.2841721962. The cubic root of 1065061773 is about 1021.2332171605.

The spelling of 1065061773 in words is "one billion, sixty-five million, sixty-one thousand, seven hundred seventy-three".