1063604539 has 2 divisors, whose sum is σ = 1063604540. Its totient is φ = 1063604538.

The previous prime is 1063604537. The next prime is 1063604543. The reversal of 1063604539 is 9354063601.

It is a weak prime.

It is an emirp because it is prime and its reverse (9354063601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1063604539 - 2¹ = 1063604537 is a prime.

It is a super-2 number, since 2×1063604539² = 2262509230762805042, which contains 22 as substring.

Together with 1063604537, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1063604498 and 1063604507.

It is not a weakly prime, because it can be changed into another prime (1063604533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531802269 + 531802270.

It is an arithmetic number, because the mean of its divisors is an integer number (531802270).

Almost surely, 2^1063604539 is an apocalyptic number.

1063604539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063604539 is an equidigital number, since it uses as much as digits as its factorization.

1063604539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 1063604539 is about 32612.9504798324. The cubic root of 1063604539 is about 1020.7672488836.

The spelling of 1063604539 in words is "one billion, sixty-three million, six hundred four thousand, five hundred thirty-nine".