1063612349 has 2 divisors, whose sum is σ = 1063612350. Its totient is φ = 1063612348.

The previous prime is 1063612339. The next prime is 1063612351. The reversal of 1063612349 is 9432163601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1035681124 + 27931225 = 32182^2 + 5285^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063612349 - 2²⁰ = 1062563773 is a prime.

It is a super-2 number, since 2×1063612349² = 2262542457890595602, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1063612351, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1063612309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531806174 + 531806175.

It is an arithmetic number, because the mean of its divisors is an integer number (531806175).

Almost surely, 2^1063612349 is an apocalyptic number.

It is an amenable number.

1063612349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063612349 is an equidigital number, since it uses as much as digits as its factorization.

1063612349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 1063612349 is about 32613.0702173224. The cubic root of 1063612349 is about 1020.7697473601.

The spelling of 1063612349 in words is "one billion, sixty-three million, six hundred twelve thousand, three hundred forty-nine".