63533023 has 2 divisors, whose sum is σ = 63533024. Its totient is φ = 63533022.

The previous prime is 63533011. The next prime is 63533027. The reversal of 63533023 is 32033536.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63533023 - 2¹³ = 63524831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63533027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31766511 + 31766512.

It is an arithmetic number, because the mean of its divisors is an integer number (31766512).

Almost surely, 2^63533023 is an apocalyptic number.

63533023 is a deficient number, since it is larger than the sum of its proper divisors (1).

63533023 is an equidigital number, since it uses as much as digits as its factorization.

63533023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 25.

The square root of 63533023 is about 7970.7605032393. The cubic root of 63533023 is about 399.0247554275.

Adding to 63533023 its reverse (32033536), we get a palindrome (95566559).

The spelling of 63533023 in words is "sixty-three million, five hundred thirty-three thousand, twenty-three".