63042449 has 2 divisors, whose sum is σ = 63042450. Its totient is φ = 63042448.

The previous prime is 63042431. The next prime is 63042457. The reversal of 63042449 is 94424036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51380224 + 11662225 = 7168^2 + 3415^2 .

It is a cyclic number.

It is not a de Polignac number, because 63042449 - 2⁸ = 63042193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63042479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31521224 + 31521225.

It is an arithmetic number, because the mean of its divisors is an integer number (31521225).

Almost surely, 2^63042449 is an apocalyptic number.

It is an amenable number.

63042449 is a deficient number, since it is larger than the sum of its proper divisors (1).

63042449 is an equidigital number, since it uses as much as digits as its factorization.

63042449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 63042449 is about 7939.9275185609. The cubic root of 63042449 is about 397.9950695079.

The spelling of 63042449 in words is "sixty-three million, forty-two thousand, four hundred forty-nine".