10667887 has 2 divisors, whose sum is σ = 10667888. Its totient is φ = 10667886.

The previous prime is 10667869. The next prime is 10667897. The reversal of 10667887 is 78876601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10667887 is a prime.

It is a super-2 number, since 2×10667887² = 227607626089538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10667897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333943 + 5333944.

It is an arithmetic number, because the mean of its divisors is an integer number (5333944).

Almost surely, 2^10667887 is an apocalyptic number.

10667887 is a deficient number, since it is larger than the sum of its proper divisors (1).

10667887 is an equidigital number, since it uses as much as digits as its factorization.

10667887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 10667887 is about 3266.1731429917. The cubic root of 10667887 is about 220.1368776310.

The spelling of 10667887 in words is "ten million, six hundred sixty-seven thousand, eight hundred eighty-seven".