63413533 has 4 divisors (see below), whose sum is σ = 63491040. Its totient is φ = 63336028.

The previous prime is 63413527. The next prime is 63413543. The reversal of 63413533 is 33531436.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63413533 - 2⁵ = 63413501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63413503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37513 + ... + 39166.

It is an arithmetic number, because the mean of its divisors is an integer number (15872760).

Almost surely, 2^63413533 is an apocalyptic number.

It is an amenable number.

63413533 is a deficient number, since it is larger than the sum of its proper divisors (77507).

63413533 is an equidigital number, since it uses as much as digits as its factorization.

63413533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77506.

The product of its digits is 9720, while the sum is 28.

The square root of 63413533 is about 7963.2614549568. The cubic root of 63413533 is about 398.7744426076.

Adding to 63413533 its reverse (33531436), we get a palindrome (96944969).

The spelling of 63413533 in words is "sixty-three million, four hundred thirteen thousand, five hundred thirty-three".