3545242073 has 2 divisors, whose sum is σ = 3545242074. Its totient is φ = 3545242072.

The previous prime is 3545242009. The next prime is 3545242081. The reversal of 3545242073 is 3702425453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3353336464 + 191905609 = 57908^2 + 13853^2 .

It is a cyclic number.

It is not a de Polignac number, because 3545242073 - 2⁶ = 3545242009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3545242003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1772621036 + 1772621037.

It is an arithmetic number, because the mean of its divisors is an integer number (1772621037).

Almost surely, 2^3545242073 is an apocalyptic number.

It is an amenable number.

3545242073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3545242073 is an equidigital number, since it uses as much as digits as its factorization.

3545242073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 35.

The square root of 3545242073 is about 59541.9354153020. The cubic root of 3545242073 is about 1524.8084787522.

The spelling of 3545242073 in words is "three billion, five hundred forty-five million, two hundred forty-two thousand, seventy-three".