1299038245412 has 48 divisors (see below), whose sum is σ = 2437897659120. Its totient is φ = 603516137472.

The previous prime is 1299038245409. The next prime is 1299038245441. The reversal of 1299038245412 is 2145428309921.

It can be written as a sum of positive squares in 8 ways, for example, as 46107255076 + 1252930990336 = 214726^2 + 1119344^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1736768 + ... + 2369480.

It is an arithmetic number, because the mean of its divisors is an integer number (50789534565).

Almost surely, 2^{1299038245412} is an apocalyptic number.

It is an amenable number.

1299038245412 is a deficient number, since it is larger than the sum of its proper divisors (1138859413708).

1299038245412 is a wasteful number, since it uses less digits than its factorization.

1299038245412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633120 (or 633118 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 1299038245412 in words is "one trillion, two hundred ninety-nine billion, thirty-eight million, two hundred forty-five thousand, four hundred twelve".