11478529717903 has 2 divisors, whose sum is σ = 11478529717904. Its totient is φ = 11478529717902.

The previous prime is 11478529717829. The next prime is 11478529717927. The reversal of 11478529717903 is 30971792587411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11478529717903 - 2²⁵ = 11478496163471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11478529717003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5739264858951 + 5739264858952.

It is an arithmetic number, because the mean of its divisors is an integer number (5739264858952).

Almost surely, 2^{11478529717903} is an apocalyptic number.

11478529717903 is a deficient number, since it is larger than the sum of its proper divisors (1).

11478529717903 is an equidigital number, since it uses as much as digits as its factorization.

11478529717903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26671680, while the sum is 64.

The spelling of 11478529717903 in words is "eleven trillion, four hundred seventy-eight billion, five hundred twenty-nine million, seven hundred seventeen thousand, nine hundred three".