1066031264 has 24 divisors (see below), whose sum is σ = 2127503700. Its totient is φ = 525712896.

The previous prime is 1066031249. The next prime is 1066031279. The reversal of 1066031264 is 4621306601.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1066031249) and next prime (1066031279).

It can be written as a sum of positive squares in 2 ways, for example, as 979690000 + 86341264 = 31300^2 + 9292^2 .

It is a super-2 number, since 2×1066031264² = 2272845311650875392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225839 + ... + 230510.

Almost surely, 2^1066031264 is an apocalyptic number.

It is an amenable number.

1066031264 is a deficient number, since it is larger than the sum of its proper divisors (1061472436).

1066031264 is an equidigital number, since it uses as much as digits as its factorization.

1066031264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456432 (or 456424 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1066031264 is about 32650.1342110565. The cubic root of 1066031264 is about 1021.5429882863.

Adding to 1066031264 its reverse (4621306601), we get a palindrome (5687337865).

The spelling of 1066031264 in words is "one billion, sixty-six million, thirty-one thousand, two hundred sixty-four".