1229473745126 has 16 divisors (see below), whose sum is σ = 2012447213568. Its totient is φ = 558690289800.

The previous prime is 1229473745099. The next prime is 1229473745161. The reversal of 1229473745126 is 6215473749221.

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 in 7 ways as a sum of consecutive naturals, for example, 7992710 + ... + 8145081.

It is an arithmetic number, because the mean of its divisors is an integer number (125777950848).

Almost surely, 2^{1229473745126} is an apocalyptic number.

1229473745126 is a deficient number, since it is larger than the sum of its proper divisors (782973468442).

1229473745126 is a wasteful number, since it uses less digits than its factorization.

1229473745126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16141267.

The product of its digits is 5080320, while the sum is 53.

The spelling of 1229473745126 in words is "one trillion, two hundred twenty-nine billion, four hundred seventy-three million, seven hundred forty-five thousand, one hundred twenty-six".