3961253873 has 16 divisors (see below), whose sum is σ = 4128769536. Its totient is φ = 3796398720.

The previous prime is 3961253851. The next prime is 3961253887. The reversal of 3961253873 is 3783521693.

It is a cyclic number.

It is not a de Polignac number, because 3961253873 - 2⁶ = 3961253809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3961253843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1600565 + ... + 1603037.

It is an arithmetic number, because the mean of its divisors is an integer number (258048096).

Almost surely, 2^3961253873 is an apocalyptic number.

It is an amenable number.

3961253873 is a deficient number, since it is larger than the sum of its proper divisors (167515663).

3961253873 is a wasteful number, since it uses less digits than its factorization.

3961253873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2984.

The product of its digits is 816480, while the sum is 47.

The square root of 3961253873 is about 62938.4927766784. The cubic root of 3961253873 is about 1582.2589427569.

The spelling of 3961253873 in words is "three billion, nine hundred sixty-one million, two hundred fifty-three thousand, eight hundred seventy-three".