1203431210453 has 2 divisors, whose sum is σ = 1203431210454. Its totient is φ = 1203431210452.

The previous prime is 1203431210363. The next prime is 1203431210467. The reversal of 1203431210453 is 3540121343021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1080649648849 + 122781561604 = 1039543^2 + 350402^2 .

It is an emirp because it is prime and its reverse (3540121343021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1203431210453 - 2³⁰ = 1202357468629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203431210353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601715605226 + 601715605227.

It is an arithmetic number, because the mean of its divisors is an integer number (601715605227).

Almost surely, 2^{1203431210453} is an apocalyptic number.

It is an amenable number.

1203431210453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203431210453 is an equidigital number, since it uses as much as digits as its factorization.

1203431210453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 1203431210453 its reverse (3540121343021), we get a palindrome (4743552553474).

The spelling of 1203431210453 in words is "one trillion, two hundred three billion, four hundred thirty-one million, two hundred ten thousand, four hundred fifty-three".