1063305979 has 2 divisors, whose sum is σ = 1063305980. Its totient is φ = 1063305978.

The previous prime is 1063305959. The next prime is 1063305989. The reversal of 1063305979 is 9795033601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1063305979 - 2¹⁷ = 1063174907 is a prime.

It is a super-2 number, since 2×1063305979² = 2261239209954296882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1063305959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531652989 + 531652990.

It is an arithmetic number, because the mean of its divisors is an integer number (531652990).

Almost surely, 2^1063305979 is an apocalyptic number.

1063305979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063305979 is an equidigital number, since it uses as much as digits as its factorization.

1063305979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153090, while the sum is 43.

The square root of 1063305979 is about 32608.3728358224. The cubic root of 1063305979 is about 1020.6717281711.

The spelling of 1063305979 in words is "one billion, sixty-three million, three hundred five thousand, nine hundred seventy-nine".