1313264 has 20 divisors (see below), whose sum is σ = 2563080. Its totient is φ = 651840.

The previous prime is 1313239. The next prime is 1313293. The reversal of 1313264 is 4623131.

It is a congruent number.

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, 3182 + ... + 3570.

It is an arithmetic number, because the mean of its divisors is an integer number (128154).

2^1313264 is an apocalyptic number.

It is an amenable number.

1313264 is a deficient number, since it is larger than the sum of its proper divisors (1249816).

1313264 is a wasteful number, since it uses less digits than its factorization.

1313264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608 (or 602 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 1313264 is about 1145.9773121663. The cubic root of 1313264 is about 109.5092185201.

Adding to 1313264 its reverse (4623131), we get a palindrome (5936395).

The spelling of 1313264 in words is "one million, three hundred thirteen thousand, two hundred sixty-four".