1264723 has 8 divisors (see below), whose sum is σ = 1313280. Its totient is φ = 1217160.

The previous prime is 1264699. The next prime is 1264733. The reversal of 1264723 is 3274621.

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

It is a cyclic number.

It is not a de Polignac number, because 1264723 - 2¹³ = 1256531 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (1264733) 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, 3148 + ... + 3526.

It is an arithmetic number, because the mean of its divisors is an integer number (164160).

2^1264723 is an apocalyptic number.

1264723 is a deficient number, since it is larger than the sum of its proper divisors (48557).

1264723 is an equidigital number, since it uses as much as digits as its factorization.

1264723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497.

The product of its digits is 2016, while the sum is 25.

The square root of 1264723 is about 1124.5990396581. The cubic root of 1264723 is about 108.1430146958.

The spelling of 1264723 in words is "one million, two hundred sixty-four thousand, seven hundred twenty-three".