1264383 has 8 divisors (see below), whose sum is σ = 1873200. Its totient is φ = 842904.

The previous prime is 1264363. The next prime is 1264387. The reversal of 1264383 is 3834621.

It is a happy number.

1264383 is a `hidden beast` number, since 12 + 643 + 8 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1264383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 46829 = 1264383 / (1 + 2 + 6 + 4 + 3 + 8 + 3).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264387) 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, 23388 + ... + 23441.

It is an arithmetic number, because the mean of its divisors is an integer number (234150).

2^1264383 is an apocalyptic number.

1264383 is a deficient number, since it is larger than the sum of its proper divisors (608817).

1264383 is an equidigital number, since it uses as much as digits as its factorization.

1264383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46838 (or 46832 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1264383 is about 1124.4478645095. The cubic root of 1264383 is about 108.1333230030.

The spelling of 1264383 in words is "one million, two hundred sixty-four thousand, three hundred eighty-three".