1364268779 has 8 divisors (see below), whose sum is σ = 1415774160. Its totient is φ = 1313060896.

The previous prime is 1364268733. The next prime is 1364268781. The reversal of 1364268779 is 9778624631.

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 1364268779 - 2¹² = 1364264683 is a prime.

It is a super-2 number, since 2×1364268779² = 3722458602708301682, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1364268779.

It is not an unprimeable number, because it can be changed into a prime (1364268079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65009 + ... + 83394.

It is an arithmetic number, because the mean of its divisors is an integer number (176971770).

Almost surely, 2^1364268779 is an apocalyptic number.

1364268779 is a deficient number, since it is larger than the sum of its proper divisors (51505381).

1364268779 is a wasteful number, since it uses less digits than its factorization.

1364268779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148749.

The product of its digits is 3048192, while the sum is 53.

The square root of 1364268779 is about 36936.0092457212. The cubic root of 1364268779 is about 1109.0896355741.

The spelling of 1364268779 in words is "one billion, three hundred sixty-four million, two hundred sixty-eight thousand, seven hundred seventy-nine".