1066053239 has 4 divisors (see below), whose sum is σ = 1066138320. Its totient is φ = 1065968160.

The previous prime is 1066053211. The next prime is 1066053301. The reversal of 1066053239 is 9323506601.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1066053239 is a prime.

It is a super-2 number, since 2×1066053239² = 2272939016764782242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1066053199 and 1066053208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066055239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19634 + ... + 50175.

It is an arithmetic number, because the mean of its divisors is an integer number (266534580).

Almost surely, 2^1066053239 is an apocalyptic number.

1066053239 is a deficient number, since it is larger than the sum of its proper divisors (85081).

1066053239 is an equidigital number, since it uses as much as digits as its factorization.

1066053239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85080.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 1066053239 is about 32650.4707316755. The cubic root of 1066053239 is about 1021.5500075466.

The spelling of 1066053239 in words is "one billion, sixty-six million, fifty-three thousand, two hundred thirty-nine".