63320311 has 8 divisors (see below), whose sum is σ = 68352480. Its totient is φ = 58478112.

The previous prime is 63320303. The next prime is 63320329. The reversal of 63320311 is 11302336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63320311 - 2³ = 63320303 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 (63320371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46800 + ... + 48133.

It is an arithmetic number, because the mean of its divisors is an integer number (8544060).

Almost surely, 2^63320311 is an apocalyptic number.

63320311 is a deficient number, since it is larger than the sum of its proper divisors (5032169).

63320311 is a wasteful number, since it uses less digits than its factorization.

63320311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94985.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 63320311 is about 7957.4060471990. The cubic root of 63320311 is about 398.5789386905.

Adding to 63320311 its reverse (11302336), we get a palindrome (74622647).

The spelling of 63320311 in words is "sixty-three million, three hundred twenty thousand, three hundred eleven".