1073978339 has 8 divisors (see below), whose sum is σ = 1227893088. Its totient is φ = 920185920.

The previous prime is 1073978303. The next prime is 1073978351. The reversal of 1073978339 is 9338793701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1073978339 - 2¹² = 1073974243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1073978359) 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 7 ways as a sum of consecutive naturals, for example, 10922 + ... + 47615.

It is an arithmetic number, because the mean of its divisors is an integer number (153486636).

Almost surely, 2^1073978339 is an apocalyptic number.

1073978339 is a deficient number, since it is larger than the sum of its proper divisors (153914749).

1073978339 is an equidigital number, since it uses as much as digits as its factorization.

1073978339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61165.

The product of its (nonzero) digits is 857304, while the sum is 50.

The square root of 1073978339 is about 32771.6087337805. The cubic root of 1073978339 is about 1024.0751805739.

The spelling of 1073978339 in words is "one billion, seventy-three million, nine hundred seventy-eight thousand, three hundred thirty-nine".