63524947 has 2 divisors, whose sum is σ = 63524948. Its totient is φ = 63524946.

The previous prime is 63524939. The next prime is 63524953. The reversal of 63524947 is 74942536.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63524947 - 2³ = 63524939 is a prime.

It is not a weakly prime, because it can be changed into another prime (63524917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31762473 + 31762474.

It is an arithmetic number, because the mean of its divisors is an integer number (31762474).

Almost surely, 2^63524947 is an apocalyptic number.

63524947 is a deficient number, since it is larger than the sum of its proper divisors (1).

63524947 is an equidigital number, since it uses as much as digits as its factorization.

63524947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 63524947 is about 7970.2538855422. The cubic root of 63524947 is about 399.0078473676.

The spelling of 63524947 in words is "sixty-three million, five hundred twenty-four thousand, nine hundred forty-seven".