1062144009 has 24 divisors (see below), whose sum is σ = 1621069632. Its totient is φ = 694727280.

The previous prime is 1062143987. The next prime is 1062144047. The reversal of 1062144009 is 9004412601.

It is not a de Polignac number, because 1062144009 - 2¹¹ = 1062141961 is a prime.

It is a super-2 number, since 2×1062144009² = 2256299791709184162, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1062144049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28357 + ... + 54114.

It is an arithmetic number, because the mean of its divisors is an integer number (67544568).

Almost surely, 2^1062144009 is an apocalyptic number.

It is an amenable number.

1062144009 is a deficient number, since it is larger than the sum of its proper divisors (558925623).

1062144009 is an frugal number, since it uses more digits than its factorization.

1062144009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82539 (or 82527 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1062144009 is about 32590.5509158713. The cubic root of 1062144009 is about 1020.2997994173.

The spelling of 1062144009 in words is "one billion, sixty-two million, one hundred forty-four thousand, nine".