4139993743 has 4 divisors (see below), whose sum is σ = 4140349720. Its totient is φ = 4139637768.

The previous prime is 4139993651. The next prime is 4139993777. The reversal of 4139993743 is 3473999314.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4139993743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4139193743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159933 + ... + 184006.

It is an arithmetic number, because the mean of its divisors is an integer number (1035087430).

Almost surely, 2^4139993743 is an apocalyptic number.

4139993743 is a deficient number, since it is larger than the sum of its proper divisors (355977).

4139993743 is a wasteful number, since it uses less digits than its factorization.

4139993743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355976.

The product of its digits is 2204496, while the sum is 52.

The square root of 4139993743 is about 64342.7831462084. The cubic root of 4139993743 is about 1605.7079647001.

The spelling of 4139993743 in words is "four billion, one hundred thirty-nine million, nine hundred ninety-three thousand, seven hundred forty-three".