1213064001 has 12 divisors (see below), whose sum is σ = 1761011200. Its totient is φ = 804644280.

The previous prime is 1213063979. The next prime is 1213064033. The reversal of 1213064001 is 1004603121.

It is a happy number.

1213064001 is a `hidden beast` number, since 1 + 21 + 3 + 0 + 640 + 0 + 1 = 666.

It is not a de Polignac number, because 1213064001 - 2¹⁵ = 1213031233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1213064051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336865 + ... + 340446.

Almost surely, 2^1213064001 is an apocalyptic number.

It is an amenable number.

1213064001 is a deficient number, since it is larger than the sum of its proper divisors (547947199).

1213064001 is a wasteful number, since it uses less digits than its factorization.

1213064001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677516 (or 677513 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1213064001 is about 34829.0683337927. The cubic root of 1213064001 is about 1066.5009294034.

Adding to 1213064001 its reverse (1004603121), we get a palindrome (2217667122).

The spelling of 1213064001 in words is "one billion, two hundred thirteen million, sixty-four thousand, one".