1064221245 has 24 divisors (see below), whose sum is σ = 1868006400. Its totient is φ = 560398176.

The previous prime is 1064221219. The next prime is 1064221259. The reversal of 1064221245 is 5421224601.

1064221245 is a `hidden beast` number, since 1 + 0 + 642 + 2 + 12 + 4 + 5 = 666.

It is not a de Polignac number, because 1064221245 - 2⁹ = 1064220733 is a prime.

It is a super-2 number, since 2×1064221245² = 2265133716618700050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146125 + ... + 153234.

It is an arithmetic number, because the mean of its divisors is an integer number (77833600).

Almost surely, 2^1064221245 is an apocalyptic number.

1064221245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1064221245 is a deficient number, since it is larger than the sum of its proper divisors (803785155).

1064221245 is a wasteful number, since it uses less digits than its factorization.

1064221245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299449 (or 299446 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1064221245 is about 32622.4040346508. The cubic root of 1064221245 is about 1020.9645000340.

Adding to 1064221245 its reverse (5421224601), we get a palindrome (6485445846).

The spelling of 1064221245 in words is "one billion, sixty-four million, two hundred twenty-one thousand, two hundred forty-five".