63133401 has 4 divisors (see below), whose sum is σ = 84177872. Its totient is φ = 42088932.

The previous prime is 63133397. The next prime is 63133423. The reversal of 63133401 is 10433136.

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 not a de Polignac number, because 63133401 - 2² = 63133397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63133451) 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, 10522231 + ... + 10522236.

It is an arithmetic number, because the mean of its divisors is an integer number (21044468).

Almost surely, 2^63133401 is an apocalyptic number.

It is an amenable number.

63133401 is a deficient number, since it is larger than the sum of its proper divisors (21044471).

63133401 is a wasteful number, since it uses less digits than its factorization.

63133401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21044470.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 63133401 is about 7945.6529624695. The cubic root of 63133401 is about 398.1863747533.

Adding to 63133401 its reverse (10433136), we get a palindrome (73566537).

The spelling of 63133401 in words is "sixty-three million, one hundred thirty-three thousand, four hundred one".