1264017 has 4 divisors (see below), whose sum is σ = 1685360. Its totient is φ = 842676.

The previous prime is 1264009. The next prime is 1264027. The reversal of 1264017 is 7104621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1264017 - 2³ = 1264009 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1263984 and 1264002.

It is not an unprimeable number, because it can be changed into a prime (1264027) 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, 210667 + ... + 210672.

It is an arithmetic number, because the mean of its divisors is an integer number (421340).

2^1264017 is an apocalyptic number.

It is an amenable number.

1264017 is a deficient number, since it is larger than the sum of its proper divisors (421343).

1264017 is an equidigital number, since it uses as much as digits as its factorization.

1264017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421342.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1264017 is about 1124.2851061897. The cubic root of 1264017 is about 108.1228882388.

Adding to 1264017 its reverse (7104621), we get a palindrome (8368638).

The spelling of 1264017 in words is "one million, two hundred sixty-four thousand, seventeen".