1359213779 has 32 divisors (see below), whose sum is σ = 1734359040. Its totient is φ = 1034467200.

The previous prime is 1359213769. The next prime is 1359213797. The reversal of 1359213779 is 9773129531.

It is a cyclic number.

It is not a de Polignac number, because 1359213779 - 2²⁸ = 1090778323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1359213769) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1105337 + ... + 1106565.

It is an arithmetic number, because the mean of its divisors is an integer number (54198720).

Almost surely, 2^1359213779 is an apocalyptic number.

1359213779 is a deficient number, since it is larger than the sum of its proper divisors (375145261).

1359213779 is a wasteful number, since it uses less digits than its factorization.

1359213779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571.

The product of its digits is 357210, while the sum is 47.

The square root of 1359213779 is about 36867.5165830301. The cubic root of 1359213779 is about 1107.7181104090.

The spelling of 1359213779 in words is "one billion, three hundred fifty-nine million, two hundred thirteen thousand, seven hundred seventy-nine".