1312240403199 has 32 divisors (see below), whose sum is σ = 1927867189248. Its totient is φ = 787355856000.

The previous prime is 1312240403171. The next prime is 1312240403237. The reversal of 1312240403199 is 9913040422131.

It is not a de Polignac number, because 1312240403199 - 2⁹ = 1312240402687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312240403399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 839389 + ... + 1824569.

It is an arithmetic number, because the mean of its divisors is an integer number (60245849664).

Almost surely, 2^{1312240403199} is an apocalyptic number.

1312240403199 is a deficient number, since it is larger than the sum of its proper divisors (615626786049).

1312240403199 is a wasteful number, since it uses less digits than its factorization.

1312240403199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985599.

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 1312240403199 in words is "one trillion, three hundred twelve billion, two hundred forty million, four hundred three thousand, one hundred ninety-nine".