1264013 has 8 divisors (see below), whose sum is σ = 1350720. Its totient is φ = 1179360.

The previous prime is 1264009. The next prime is 1264027. The reversal of 1264013 is 3104621.

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 1264013 - 2² = 1264009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1263982 and 1264000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264033) 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, 881 + ... + 1817.

It is an arithmetic number, because the mean of its divisors is an integer number (168840).

2^1264013 is an apocalyptic number.

It is an amenable number.

1264013 is a deficient number, since it is larger than the sum of its proper divisors (86707).

1264013 is an equidigital number, since it uses as much as digits as its factorization.

1264013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1264013 is about 1124.2833272801. The cubic root of 1264013 is about 108.1227741865.

Adding to 1264013 its reverse (3104621), we get a palindrome (4368634).

The spelling of 1264013 in words is "one million, two hundred sixty-four thousand, thirteen".