10664513 has 2 divisors, whose sum is σ = 10664514. Its totient is φ = 10664512.

The previous prime is 10664503. The next prime is 10664519. The reversal of 10664513 is 31546601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9168784 + 1495729 = 3028^2 + 1223^2 .

It is an emirp because it is prime and its reverse (31546601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10664513 - 2⁶ = 10664449 is a prime.

It is a super-2 number, since 2×10664513² = 227463675054338, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10664519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5332256 + 5332257.

It is an arithmetic number, because the mean of its divisors is an integer number (5332257).

Almost surely, 2^10664513 is an apocalyptic number.

It is an amenable number.

10664513 is a deficient number, since it is larger than the sum of its proper divisors (1).

10664513 is an equidigital number, since it uses as much as digits as its factorization.

10664513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 10664513 is about 3265.6565955409. The cubic root of 10664513 is about 220.1136671569.

The spelling of 10664513 in words is "ten million, six hundred sixty-four thousand, five hundred thirteen".