2943556141 has 2 divisors, whose sum is σ = 2943556142. Its totient is φ = 2943556140.

The previous prime is 2943556111. The next prime is 2943556211. The reversal of 2943556141 is 1416553492.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2345949225 + 597606916 = 48435^2 + 24446^2 .

It is a cyclic number.

It is not a de Polignac number, because 2943556141 - 2¹¹ = 2943554093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2943556094 and 2943556103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2943556111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471778070 + 1471778071.

It is an arithmetic number, because the mean of its divisors is an integer number (1471778071).

Almost surely, 2^2943556141 is an apocalyptic number.

It is an amenable number.

2943556141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2943556141 is an equidigital number, since it uses as much as digits as its factorization.

2943556141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The square root of 2943556141 is about 54254.5494958718. The cubic root of 2943556141 is about 1433.1471172480.

The spelling of 2943556141 in words is "two billion, nine hundred forty-three million, five hundred fifty-six thousand, one hundred forty-one".