1065444612 has 24 divisors (see below), whose sum is σ = 2496359712. Its totient is φ = 353673600.

The previous prime is 1065444593. The next prime is 1065444619. The reversal of 1065444612 is 2164445601.

It is a super-2 number, since 2×1065444612² = 2270344442479661088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065444619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181314 + ... + 187097.

It is an arithmetic number, because the mean of its divisors is an integer number (104014988).

Almost surely, 2^1065444612 is an apocalyptic number.

1065444612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1065444612 is an abundant number, since it is smaller than the sum of its proper divisors (1430915100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1065444612 is a wasteful number, since it uses less digits than its factorization.

1065444612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368659 (or 368657 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 1065444612 is about 32641.1490606566. The cubic root of 1065444612 is about 1021.3555640760.

It can be divided in two parts, 106544 and 4612, that added together give a triangular number (111156 = T₄₇₁).

The spelling of 1065444612 in words is "one billion, sixty-five million, four hundred forty-four thousand, six hundred twelve".