1013112439 has 2 divisors, whose sum is σ = 1013112440. Its totient is φ = 1013112438.

The previous prime is 1013112421. The next prime is 1013112521. The reversal of 1013112439 is 9342113101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013112439 - 2¹¹ = 1013110391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013119439) 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 as a sum of consecutive naturals, namely, 506556219 + 506556220.

It is an arithmetic number, because the mean of its divisors is an integer number (506556220).

Almost surely, 2^1013112439 is an apocalyptic number.

1013112439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013112439 is an equidigital number, since it uses as much as digits as its factorization.

1013112439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1013112439 is about 31829.4272490097. The cubic root of 1013112439 is about 1004.3518469555.

The spelling of 1013112439 in words is "one billion, thirteen million, one hundred twelve thousand, four hundred thirty-nine".