63235313 has 4 divisors (see below), whose sum is σ = 64035840. Its totient is φ = 62434788.

The previous prime is 63235297. The next prime is 63235321. The reversal of 63235313 is 31353236.

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 63235313 - 2⁴ = 63235297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63235343) 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, 400145 + ... + 400302.

It is an arithmetic number, because the mean of its divisors is an integer number (16008960).

Almost surely, 2^63235313 is an apocalyptic number.

It is an amenable number.

63235313 is a deficient number, since it is larger than the sum of its proper divisors (800527).

63235313 is an equidigital number, since it uses as much as digits as its factorization.

63235313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800526.

The product of its digits is 4860, while the sum is 26.

The square root of 63235313 is about 7952.0634429059. The cubic root of 63235313 is about 398.4005147256.

Adding to 63235313 its reverse (31353236), we get a palindrome (94588549).

The spelling of 63235313 in words is "sixty-three million, two hundred thirty-five thousand, three hundred thirteen".