3548011109947 has 2 divisors, whose sum is σ = 3548011109948. Its totient is φ = 3548011109946.

The previous prime is 3548011109921. The next prime is 3548011109953. The reversal of 3548011109947 is 7499011108453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3548011109947 - 2³¹ = 3545863626299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3548011109894 and 3548011109903.

It is not a weakly prime, because it can be changed into another prime (3548011109917) 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, 1774005554973 + 1774005554974.

It is an arithmetic number, because the mean of its divisors is an integer number (1774005554974).

Almost surely, 2^{3548011109947} is an apocalyptic number.

3548011109947 is a deficient number, since it is larger than the sum of its proper divisors (1).

3548011109947 is an equidigital number, since it uses as much as digits as its factorization.

3548011109947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 3548011109947 in words is "three trillion, five hundred forty-eight billion, eleven million, one hundred nine thousand, nine hundred forty-seven".