1275021412036 has 12 divisors (see below), whose sum is σ = 2231945497600. Its totient is φ = 637322698440.

The previous prime is 1275021411991. The next prime is 1275021412051. The reversal of 1275021412036 is 6302141205721.

It is a junction number, because it is equal to n+sod(n) for n = 1275021411992 and 1275021412010.

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 3 ways as a sum of consecutive naturals, for example, 46986636 + ... + 47013763.

Almost surely, 2^{1275021412036} is an apocalyptic number.

It is an amenable number.

1275021412036 is a deficient number, since it is larger than the sum of its proper divisors (956924085564).

1275021412036 is a wasteful number, since it uses less digits than its factorization.

1275021412036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94003794 (or 94003792 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

Adding to 1275021412036 its reverse (6302141205721), we get a palindrome (7577162617757).

The spelling of 1275021412036 in words is "one trillion, two hundred seventy-five billion, twenty-one million, four hundred twelve thousand, thirty-six".