11711038453 has 2 divisors, whose sum is σ = 11711038454. Its totient is φ = 11711038452.

The previous prime is 11711038441. The next prime is 11711038483. The reversal of 11711038453 is 35483011711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11706807204 + 4231249 = 108198^2 + 2057^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11711038453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11711038483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5855519226 + 5855519227.

It is an arithmetic number, because the mean of its divisors is an integer number (5855519227).

Almost surely, 2^11711038453 is an apocalyptic number.

It is an amenable number.

11711038453 is a deficient number, since it is larger than the sum of its proper divisors (1).

11711038453 is an equidigital number, since it uses as much as digits as its factorization.

11711038453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 11711038453 in words is "eleven billion, seven hundred eleven million, thirty-eight thousand, four hundred fifty-three".