1078746159 has 4 divisors (see below), whose sum is σ = 1438328216. Its totient is φ = 719164104.

The previous prime is 1078746041. The next prime is 1078746173. The reversal of 1078746159 is 9516478701.

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

It is not a de Polignac number, because 1078746159 - 2¹³ = 1078737967 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 (1078744159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179791024 + ... + 179791029.

It is an arithmetic number, because the mean of its divisors is an integer number (359582054).

Almost surely, 2^1078746159 is an apocalyptic number.

1078746159 is a deficient number, since it is larger than the sum of its proper divisors (359582057).

1078746159 is an equidigital number, since it uses as much as digits as its factorization.

1078746159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359582056.

The product of its (nonzero) digits is 423360, while the sum is 48.

The square root of 1078746159 is about 32844.2713269757. The cubic root of 1078746159 is about 1025.5883701906.

The spelling of 1078746159 in words is "one billion, seventy-eight million, seven hundred forty-six thousand, one hundred fifty-nine".