4078280159 has 4 divisors (see below), whose sum is σ = 4117875216. Its totient is φ = 4038685104.

The previous prime is 4078280149. The next prime is 4078280183. The reversal of 4078280159 is 9510828704.

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 4078280159 - 2¹² = 4078276063 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 (4078280149) 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, 19797374 + ... + 19797579.

It is an arithmetic number, because the mean of its divisors is an integer number (1029468804).

Almost surely, 2^4078280159 is an apocalyptic number.

4078280159 is a deficient number, since it is larger than the sum of its proper divisors (39595057).

4078280159 is a wasteful number, since it uses less digits than its factorization.

4078280159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39595056.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 4078280159 is about 63861.4136940297. The cubic root of 4078280159 is about 1597.6893938297.

The spelling of 4078280159 in words is "four billion, seventy-eight million, two hundred eighty thousand, one hundred fifty-nine".