3973745085 has 16 divisors (see below), whose sum is σ = 6369757440. Its totient is φ = 2115408960.

The previous prime is 3973745077. The next prime is 3973745117. The reversal of 3973745085 is 5805473793.

3973745085 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3973745085 - 2³ = 3973745077 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236725 + ... + 252954.

It is an arithmetic number, because the mean of its divisors is an integer number (398109840).

Almost surely, 2^3973745085 is an apocalyptic number.

It is an amenable number.

3973745085 is a deficient number, since it is larger than the sum of its proper divisors (2396012355).

3973745085 is a wasteful number, since it uses less digits than its factorization.

3973745085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490228.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The square root of 3973745085 is about 63037.6481556855. The cubic root of 3973745085 is about 1583.9203353562.

The spelling of 3973745085 in words is "three billion, nine hundred seventy-three million, seven hundred forty-five thousand, eighty-five".