4747780113481 has 2 divisors, whose sum is σ = 4747780113482. Its totient is φ = 4747780113480.

The previous prime is 4747780113437. The next prime is 4747780113523. The reversal of 4747780113481 is 1843110877474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4682376654400 + 65403459081 = 2163880^2 + 255741^2 .

It is a cyclic number.

It is not a de Polignac number, because 4747780113481 - 2⁷ = 4747780113353 is a prime.

It is a super-2 number, since 2×4747780113481² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4747780113581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2373890056740 + 2373890056741.

It is an arithmetic number, because the mean of its divisors is an integer number (2373890056741).

Almost surely, 2^{4747780113481} is an apocalyptic number.

It is an amenable number.

4747780113481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4747780113481 is an equidigital number, since it uses as much as digits as its factorization.

4747780113481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4214784, while the sum is 55.

The spelling of 4747780113481 in words is "four trillion, seven hundred forty-seven billion, seven hundred eighty million, one hundred thirteen thousand, four hundred eighty-one".