1764013 has 2 divisors, whose sum is σ = 1764014. Its totient is φ = 1764012.

The previous prime is 1764001. The next prime is 1764029. The reversal of 1764013 is 3104671.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1249924 + 514089 = 1118^2 + 717^2 .

It is an emirp because it is prime and its reverse (3104671) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1764013 - 2⁵ = 1763981 is a prime.

It is a super-2 number, since 2×1764013² = 6223483728338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1764053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 882006 + 882007.

It is an arithmetic number, because the mean of its divisors is an integer number (882007).

2^1764013 is an apocalyptic number.

It is an amenable number.

1764013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1764013 is an equidigital number, since it uses as much as digits as its factorization.

1764013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1764013 is about 1328.1615112628. The cubic root of 1764013 is about 120.8279091765.

Adding to 1764013 its reverse (3104671), we get a palindrome (4868684).

The spelling of 1764013 in words is "one million, seven hundred sixty-four thousand, thirteen".