1264288334 has 32 divisors (see below), whose sum is σ = 2110764096. Its totient is φ = 564889600.

The previous prime is 1264288331. The next prime is 1264288339. The reversal of 1264288334 is 4338824621.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1264288291 and 1264288300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264288331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101234 + ... + 113034.

It is an arithmetic number, because the mean of its divisors is an integer number (65961378).

Almost surely, 2^1264288334 is an apocalyptic number.

1264288334 is a deficient number, since it is larger than the sum of its proper divisors (846475762).

1264288334 is a wasteful number, since it uses less digits than its factorization.

1264288334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11980.

The product of its digits is 221184, while the sum is 41.

The square root of 1264288334 is about 35556.8324517244. The cubic root of 1264288334 is about 1081.3062424151.

The spelling of 1264288334 in words is "one billion, two hundred sixty-four million, two hundred eighty-eight thousand, three hundred thirty-four".