11895705853 has 2 divisors, whose sum is σ = 11895705854. Its totient is φ = 11895705852.

The previous prime is 11895705841. The next prime is 11895705901. The reversal of 11895705853 is 35850759811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9164807289 + 2730898564 = 95733^2 + 52258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11895705853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11895705853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11895705553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5947852926 + 5947852927.

It is an arithmetic number, because the mean of its divisors is an integer number (5947852927).

Almost surely, 2^11895705853 is an apocalyptic number.

It is an amenable number.

11895705853 is a deficient number, since it is larger than the sum of its proper divisors (1).

11895705853 is an equidigital number, since it uses as much as digits as its factorization.

11895705853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 52.

The spelling of 11895705853 in words is "eleven billion, eight hundred ninety-five million, seven hundred five thousand, eight hundred fifty-three".