1063202666 has 4 divisors (see below), whose sum is σ = 1594804002. Its totient is φ = 531601332.

The previous prime is 1063202663. The next prime is 1063202683. The reversal of 1063202666 is 6662023601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 631768225 + 431434441 = 25135^2 + 20771^2 .

It is a super-2 number, since 2×1063202666² = 2260799817979015112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063202663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265800665 + ... + 265800668.

Almost surely, 2^1063202666 is an apocalyptic number.

1063202666 is a deficient number, since it is larger than the sum of its proper divisors (531601336).

1063202666 is an equidigital number, since it uses as much as digits as its factorization.

1063202666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531601335.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1063202666 is about 32606.7886489915. The cubic root of 1063202666 is about 1020.6386702443.

The spelling of 1063202666 in words is "one billion, sixty-three million, two hundred two thousand, six hundred sixty-six".