1359978359 has 8 divisors (see below), whose sum is σ = 1440340560. Its totient is φ = 1279656576.

The previous prime is 1359978353. The next prime is 1359978377. The reversal of 1359978359 is 9538799531.

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 1359978359 - 2¹² = 1359974263 is a prime.

It is a super-2 number, since 2×1359978359² = 3699082273896665762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1359978298 and 1359978307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359978353) 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 7 ways as a sum of consecutive naturals, for example, 84632 + ... + 99410.

It is an arithmetic number, because the mean of its divisors is an integer number (180042570).

Almost surely, 2^1359978359 is an apocalyptic number.

1359978359 is a deficient number, since it is larger than the sum of its proper divisors (80362201).

1359978359 is a wasteful number, since it uses less digits than its factorization.

1359978359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20209.

The product of its digits is 9185400, while the sum is 59.

The square root of 1359978359 is about 36877.8844160020. The cubic root of 1359978359 is about 1107.9257746656.

The spelling of 1359978359 in words is "one billion, three hundred fifty-nine million, nine hundred seventy-eight thousand, three hundred fifty-nine".