1079223813 has 6 divisors (see below), whose sum is σ = 1558878854. Its totient is φ = 719482536.

The previous prime is 1079223791. The next prime is 1079223829. The reversal of 1079223813 is 3183229701.

It can be written as a sum of positive squares in only one way, i.e., 887622849 + 191600964 = 29793^2 + 13842^2 .

It is not a de Polignac number, because 1079223813 - 2⁶ = 1079223749 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 (1079223833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59956870 + ... + 59956887.

Almost surely, 2^1079223813 is an apocalyptic number.

It is an amenable number.

1079223813 is a deficient number, since it is larger than the sum of its proper divisors (479655041).

1079223813 is a wasteful number, since it uses less digits than its factorization.

1079223813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119913763 (or 119913760 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1079223813 is about 32851.5420186024. The cubic root of 1079223813 is about 1025.7397200077.

The spelling of 1079223813 in words is "one billion, seventy-nine million, two hundred twenty-three thousand, eight hundred thirteen".