1331335401204 has 24 divisors (see below), whose sum is σ = 3172543936128. Its totient is φ = 434336371840.

The previous prime is 1331335401167. The next prime is 1331335401211. The reversal of 1331335401204 is 4021045331331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180261317 + ... + 1180262444.

It is an arithmetic number, because the mean of its divisors is an integer number (132189330672).

Almost surely, 2^{1331335401204} is an apocalyptic number.

It is an amenable number.

1331335401204 is an abundant number, since it is smaller than the sum of its proper divisors (1841208534924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1331335401204 is a wasteful number, since it uses less digits than its factorization.

1331335401204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360523815 (or 2360523813 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 1331335401204 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-five million, four hundred one thousand, two hundred four".