1076813389 has 2 divisors, whose sum is σ = 1076813390. Its totient is φ = 1076813388.

The previous prime is 1076813369. The next prime is 1076813443. The reversal of 1076813389 is 9833186701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 849256164 + 227557225 = 29142^2 + 15085^2 .

It is a cyclic number.

It is not a de Polignac number, because 1076813389 - 2⁵ = 1076813357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1076813329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538406694 + 538406695.

It is an arithmetic number, because the mean of its divisors is an integer number (538406695).

Almost surely, 2^1076813389 is an apocalyptic number.

It is an amenable number.

1076813389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1076813389 is an equidigital number, since it uses as much as digits as its factorization.

1076813389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 1076813389 is about 32814.8348921642. The cubic root of 1076813389 is about 1024.9754946352.

The spelling of 1076813389 in words is "one billion, seventy-six million, eight hundred thirteen thousand, three hundred eighty-nine".