13232331634 has 4 divisors (see below), whose sum is σ = 19848497454. Its totient is φ = 6616165816.

The previous prime is 13232331611. The next prime is 13232331653. The reversal of 13232331634 is 43613323231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9390191409 + 3842140225 = 96903^2 + 61985^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13232331596 and 13232331605.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3308082907 + ... + 3308082910.

Almost surely, 2^13232331634 is an apocalyptic number.

13232331634 is a deficient number, since it is larger than the sum of its proper divisors (6616165820).

13232331634 is an equidigital number, since it uses as much as digits as its factorization.

13232331634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6616165819.

The product of its digits is 23328, while the sum is 31.

Adding to 13232331634 its reverse (43613323231), we get a palindrome (56845654865).

The spelling of 13232331634 in words is "thirteen billion, two hundred thirty-two million, three hundred thirty-one thousand, six hundred thirty-four".