1232731025146 has 8 divisors (see below), whose sum is σ = 1849109503284. Its totient is φ = 616361190720.

The previous prime is 1232731025143. The next prime is 1232731025153. The reversal of 1232731025146 is 6415201372321.

It can be written as a sum of positive squares in 2 ways, for example, as 980565355225 + 252165669921 = 990235^2 + 502161^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1232731025143) 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, 1791775 + ... + 2382418.

Almost surely, 2^{1232731025146} is an apocalyptic number.

1232731025146 is a deficient number, since it is larger than the sum of its proper divisors (616378478138).

1232731025146 is a wasteful number, since it uses less digits than its factorization.

1232731025146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321856.

The product of its (nonzero) digits is 60480, while the sum is 37.

Adding to 1232731025146 its reverse (6415201372321), we get a palindrome (7647932397467).

The spelling of 1232731025146 in words is "one trillion, two hundred thirty-two billion, seven hundred thirty-one million, twenty-five thousand, one hundred forty-six".