1131248590453 has 2 divisors, whose sum is σ = 1131248590454. Its totient is φ = 1131248590452.

The previous prime is 1131248590441. The next prime is 1131248590471. The reversal of 1131248590453 is 3540958421311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1127965071249 + 3283519204 = 1062057^2 + 57302^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131248590453 - 2⁵ = 1131248590421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131248530453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565624295226 + 565624295227.

It is an arithmetic number, because the mean of its divisors is an integer number (565624295227).

Almost surely, 2^{1131248590453} is an apocalyptic number.

It is an amenable number.

1131248590453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131248590453 is an equidigital number, since it uses as much as digits as its factorization.

1131248590453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 1131248590453 in words is "one trillion, one hundred thirty-one billion, two hundred forty-eight million, five hundred ninety thousand, four hundred fifty-three".