1203288126853 has 2 divisors, whose sum is σ = 1203288126854. Its totient is φ = 1203288126852.

The previous prime is 1203288126791. The next prime is 1203288126877. The reversal of 1203288126853 is 3586218823021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 997827181569 + 205460945284 = 998913^2 + 453278^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203288126853 - 2¹⁷ = 1203287995781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1203288126797 and 1203288126806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203288126553) by changing a digit.

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 as a sum of consecutive naturals, namely, 601644063426 + 601644063427.

It is an arithmetic number, because the mean of its divisors is an integer number (601644063427).

Almost surely, 2^{1203288126853} is an apocalyptic number.

It is an amenable number.

1203288126853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203288126853 is an equidigital number, since it uses as much as digits as its factorization.

1203288126853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 1203288126853 in words is "one trillion, two hundred three billion, two hundred eighty-eight million, one hundred twenty-six thousand, eight hundred fifty-three".