11876857453 has 2 divisors, whose sum is σ = 11876857454. Its totient is φ = 11876857452.

The previous prime is 11876857411. The next prime is 11876857463. The reversal of 11876857453 is 35475867811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9089334244 + 2787523209 = 95338^2 + 52797^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11876857453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11876857394 and 11876857403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11876857463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5938428726 + 5938428727.

It is an arithmetic number, because the mean of its divisors is an integer number (5938428727).

Almost surely, 2^11876857453 is an apocalyptic number.

It is an amenable number.

11876857453 is a deficient number, since it is larger than the sum of its proper divisors (1).

11876857453 is an equidigital number, since it uses as much as digits as its factorization.

11876857453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5644800, while the sum is 55.

The spelling of 11876857453 in words is "eleven billion, eight hundred seventy-six million, eight hundred fifty-seven thousand, four hundred fifty-three".