1232971433138 has 8 divisors (see below), whose sum is σ = 1884352567788. Its totient is φ = 604853910544.

The previous prime is 1232971433107. The next prime is 1232971433153. The reversal of 1232971433138 is 8313341792321.

It can be written as a sum of positive squares in 2 ways, for example, as 1157696377369 + 75275055769 = 1075963^2 + 274363^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1232971433092 and 1232971433101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5815902881 + ... + 5815903092.

Almost surely, 2^{1232971433138} is an apocalyptic number.

1232971433138 is a deficient number, since it is larger than the sum of its proper divisors (651381134650).

1232971433138 is a wasteful number, since it uses less digits than its factorization.

1232971433138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11631806028.

The product of its digits is 653184, while the sum is 47.

The spelling of 1232971433138 in words is "one trillion, two hundred thirty-two billion, nine hundred seventy-one million, four hundred thirty-three thousand, one hundred thirty-eight".