1075518079117 has 2 divisors, whose sum is σ = 1075518079118. Its totient is φ = 1075518079116.

The previous prime is 1075518079109. The next prime is 1075518079121. The reversal of 1075518079117 is 7119708155701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 892157700681 + 183360378436 = 944541^2 + 428206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1075518079117 - 2³ = 1075518079109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1075518079187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537759039558 + 537759039559.

It is an arithmetic number, because the mean of its divisors is an integer number (537759039559).

Almost surely, 2^{1075518079117} is an apocalyptic number.

It is an amenable number.

1075518079117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075518079117 is an equidigital number, since it uses as much as digits as its factorization.

1075518079117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 617400, while the sum is 52.

The spelling of 1075518079117 in words is "one trillion, seventy-five billion, five hundred eighteen million, seventy-nine thousand, one hundred seventeen".