3556522973 has 2 divisors, whose sum is σ = 3556522974. Its totient is φ = 3556522972.

The previous prime is 3556522943. The next prime is 3556522979. The reversal of 3556522973 is 3792256553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2743873924 + 812649049 = 52382^2 + 28507^2 .

It is an emirp because it is prime and its reverse (3792256553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3556522973 - 2¹² = 3556518877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3556522979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1778261486 + 1778261487.

It is an arithmetic number, because the mean of its divisors is an integer number (1778261487).

Almost surely, 2^3556522973 is an apocalyptic number.

It is an amenable number.

3556522973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3556522973 is an equidigital number, since it uses as much as digits as its factorization.

3556522973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1701000, while the sum is 47.

The square root of 3556522973 is about 59636.5908901574. The cubic root of 3556522973 is about 1526.4240712509.

The spelling of 3556522973 in words is "three billion, five hundred fifty-six million, five hundred twenty-two thousand, nine hundred seventy-three".