63049409 has 2 divisors, whose sum is σ = 63049410. Its totient is φ = 63049408.

The previous prime is 63049397. The next prime is 63049411. The reversal of 63049409 is 90494036.

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., 34480384 + 28569025 = 5872^2 + 5345^2 .

It is a cyclic number.

It is not a de Polignac number, because 63049409 - 2¹² = 63045313 is a prime.

Together with 63049411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63048409) 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, 31524704 + 31524705.

It is an arithmetic number, because the mean of its divisors is an integer number (31524705).

Almost surely, 2^63049409 is an apocalyptic number.

It is an amenable number.

63049409 is a deficient number, since it is larger than the sum of its proper divisors (1).

63049409 is an equidigital number, since it uses as much as digits as its factorization.

63049409 is an odious number, because the sum of its binary digits is odd.

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

The square root of 63049409 is about 7940.3657976191. The cubic root of 63049409 is about 398.0097154266.

The spelling of 63049409 in words is "sixty-three million, forty-nine thousand, four hundred nine".