1264323 has 8 divisors (see below), whose sum is σ = 1697536. Its totient is φ = 837000.

The previous prime is 1264303. The next prime is 1264331. The reversal of 1264323 is 3234621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1264323 - 2⁶ = 1264259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1264323.

It is not an unprimeable number, because it can be changed into a prime (1264303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943 + ... + 1848.

It is an arithmetic number, because the mean of its divisors is an integer number (212192).

2^1264323 is an apocalyptic number.

1264323 is a deficient number, since it is larger than the sum of its proper divisors (433213).

1264323 is a wasteful number, since it uses less digits than its factorization.

1264323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2945.

The product of its digits is 864, while the sum is 21.

The square root of 1264323 is about 1124.4211844322. The cubic root of 1264323 is about 108.1316125240.

Adding to 1264323 its reverse (3234621), we get a palindrome (4498944).

The spelling of 1264323 in words is "one million, two hundred sixty-four thousand, three hundred twenty-three".