3705512849 has 2 divisors, whose sum is σ = 3705512850. Its totient is φ = 3705512848.

The previous prime is 3705512821. The next prime is 3705512873. The reversal of 3705512849 is 9482155073.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3414298624 + 291214225 = 58432^2 + 17065^2 .

It is a cyclic number.

It is not a de Polignac number, because 3705512849 - 2²⁰ = 3704464273 is a prime.

It is not a weakly prime, because it can be changed into another prime (3705512249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1852756424 + 1852756425.

It is an arithmetic number, because the mean of its divisors is an integer number (1852756425).

Almost surely, 2^3705512849 is an apocalyptic number.

It is an amenable number.

3705512849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3705512849 is an equidigital number, since it uses as much as digits as its factorization.

3705512849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 3705512849 is about 60872.9237756821. The cubic root of 3705512849 is about 1547.4481561220.

The spelling of 3705512849 in words is "three billion, seven hundred five million, five hundred twelve thousand, eight hundred forty-nine".