10658987 has 2 divisors, whose sum is σ = 10658988. Its totient is φ = 10658986.

The previous prime is 10658971. The next prime is 10658993. The reversal of 10658987 is 78985601.

It is a happy number.

10658987 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10658987 - 2⁴ = 10658971 is a prime.

It is a super-2 number, since 2×10658987² = 227228007732338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10658287) 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, 5329493 + 5329494.

It is an arithmetic number, because the mean of its divisors is an integer number (5329494).

Almost surely, 2^10658987 is an apocalyptic number.

10658987 is a deficient number, since it is larger than the sum of its proper divisors (1).

10658987 is an equidigital number, since it uses as much as digits as its factorization.

10658987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 44.

The square root of 10658987 is about 3264.8104079716. The cubic root of 10658987 is about 220.0756420333.

The spelling of 10658987 in words is "ten million, six hundred fifty-eight thousand, nine hundred eighty-seven".