10667213 has 2 divisors, whose sum is σ = 10667214. Its totient is φ = 10667212.

The previous prime is 10667207. The next prime is 10667221. The reversal of 10667213 is 31276601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10640644 + 26569 = 3262^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 10667213 - 2⁴ = 10667197 is a prime.

It is a super-2 number, since 2×10667213² = 227578866374738, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10667203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333606 + 5333607.

It is an arithmetic number, because the mean of its divisors is an integer number (5333607).

Almost surely, 2^10667213 is an apocalyptic number.

It is an amenable number.

10667213 is a deficient number, since it is larger than the sum of its proper divisors (1).

10667213 is an equidigital number, since it uses as much as digits as its factorization.

10667213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 10667213 is about 3266.0699625085. The cubic root of 10667213 is about 220.1322414307.

The spelling of 10667213 in words is "ten million, six hundred sixty-seven thousand, two hundred thirteen".