1013406612709 has 2 divisors, whose sum is σ = 1013406612710. Its totient is φ = 1013406612708.

The previous prime is 1013406612643. The next prime is 1013406612833. The reversal of 1013406612709 is 9072166043101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 777553604100 + 235853008609 = 881790^2 + 485647^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013406612709 - 2¹³ = 1013406604517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013406612209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506703306354 + 506703306355.

It is an arithmetic number, because the mean of its divisors is an integer number (506703306355).

Almost surely, 2^{1013406612709} is an apocalyptic number.

It is an amenable number.

1013406612709 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013406612709 is an equidigital number, since it uses as much as digits as its factorization.

1013406612709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 1013406612709 in words is "one trillion, thirteen billion, four hundred six million, six hundred twelve thousand, seven hundred nine".