63130433 has 4 divisors (see below), whose sum is σ = 63148080. Its totient is φ = 63112788.

The previous prime is 63130429. The next prime is 63130439. The reversal of 63130433 is 33403136.

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 63130433 - 2² = 63130429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63130399 and 63130408.

It is not an unprimeable number, because it can be changed into a prime (63130439) 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, 1343 + ... + 11316.

It is an arithmetic number, because the mean of its divisors is an integer number (15787020).

Almost surely, 2^63130433 is an apocalyptic number.

It is an amenable number.

63130433 is a deficient number, since it is larger than the sum of its proper divisors (17647).

63130433 is a wasteful number, since it uses less digits than its factorization.

63130433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17646.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 63130433 is about 7945.4661914830. The cubic root of 63130433 is about 398.1801348673.

Adding to 63130433 its reverse (33403136), we get a palindrome (96533569).

The spelling of 63130433 in words is "sixty-three million, one hundred thirty thousand, four hundred thirty-three".