4081392959 has 4 divisors (see below), whose sum is σ = 4664449104. Its totient is φ = 3498336816.

The previous prime is 4081392949. The next prime is 4081392979. The reversal of 4081392959 is 9592931804.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4081392959 - 2⁴ = 4081392943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081392949) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 291528062 + ... + 291528075.

It is an arithmetic number, because the mean of its divisors is an integer number (1166112276).

Almost surely, 2^4081392959 is an apocalyptic number.

4081392959 is a deficient number, since it is larger than the sum of its proper divisors (583056145).

4081392959 is an equidigital number, since it uses as much as digits as its factorization.

4081392959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583056144.

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 4081392959 is about 63885.7805697011. The cubic root of 4081392959 is about 1598.0957761427.

The spelling of 4081392959 in words is "four billion, eighty-one million, three hundred ninety-two thousand, nine hundred fifty-nine".