1063421867 has 2 divisors, whose sum is σ = 1063421868. Its totient is φ = 1063421866.

The previous prime is 1063421837. The next prime is 1063421873. The reversal of 1063421867 is 7681243601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1063421867 - 2⁶ = 1063421803 is a prime.

It is a super-2 number, since 2×1063421867² = 2261732134427531378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1063421867.

It is not a weakly prime, because it can be changed into another prime (1063421837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531710933 + 531710934.

It is an arithmetic number, because the mean of its divisors is an integer number (531710934).

Almost surely, 2^1063421867 is an apocalyptic number.

1063421867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063421867 is an equidigital number, since it uses as much as digits as its factorization.

1063421867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1063421867 is about 32610.1497543326. The cubic root of 1063421867 is about 1020.7088072780.

The spelling of 1063421867 in words is "one billion, sixty-three million, four hundred twenty-one thousand, eight hundred sixty-seven".