1213452530144 has 12 divisors (see below), whose sum is σ = 2388984668784. Its totient is φ = 606726265056.

The previous prime is 1213452530119. The next prime is 1213452530189. The reversal of 1213452530144 is 4410352543121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18960195752 + ... + 18960195815.

It is an arithmetic number, because the mean of its divisors is an integer number (199082055732).

Almost surely, 2^{1213452530144} is an apocalyptic number.

It is an amenable number.

1213452530144 is a deficient number, since it is larger than the sum of its proper divisors (1175532138640).

1213452530144 is an equidigital number, since it uses as much as digits as its factorization.

1213452530144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37920391577 (or 37920391569 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 1213452530144 in words is "one trillion, two hundred thirteen billion, four hundred fifty-two million, five hundred thirty thousand, one hundred forty-four".