1264343 has 4 divisors (see below), whose sum is σ = 1271088. Its totient is φ = 1257600.

The previous prime is 1264337. The next prime is 1264363. The reversal of 1264343 is 3434621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3434621 = 67 ⋅51263.

It is a cyclic number.

It is not a de Polignac number, because 1264343 - 2¹⁰ = 1263319 is a prime.

It is a Duffinian number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3083 + ... + 3468.

It is an arithmetic number, because the mean of its divisors is an integer number (317772).

2^1264343 is an apocalyptic number.

1264343 is a deficient number, since it is larger than the sum of its proper divisors (6745).

1264343 is an equidigital number, since it uses as much as digits as its factorization.

1264343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744.

The product of its digits is 1728, while the sum is 23.

The square root of 1264343 is about 1124.4300778617. The cubic root of 1264343 is about 108.1321826897.

Adding to 1264343 its reverse (3434621), we get a palindrome (4698964).

The spelling of 1264343 in words is "one million, two hundred sixty-four thousand, three hundred forty-three".