3939996141 has 16 divisors (see below), whose sum is σ = 5838067200. Its totient is φ = 2626197984.

The previous prime is 3939996127. The next prime is 3939996187. The reversal of 3939996141 is 1416999393.

It is not a de Polignac number, because 3939996141 - 2³¹ = 1792512493 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939996121) 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, 214945 + ... + 232553.

It is an arithmetic number, because the mean of its divisors is an integer number (364879200).

Almost surely, 2^3939996141 is an apocalyptic number.

It is an amenable number.

3939996141 is a deficient number, since it is larger than the sum of its proper divisors (1898071059).

3939996141 is a wasteful number, since it uses less digits than its factorization.

3939996141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25905 (or 25899 counting only the distinct ones).

The product of its digits is 1417176, while the sum is 54.

The square root of 3939996141 is about 62769.3885664023. The cubic root of 3939996141 is about 1579.4235119782.

The spelling of 3939996141 in words is "three billion, nine hundred thirty-nine million, nine hundred ninety-six thousand, one hundred forty-one".