1201123313759 has 2 divisors, whose sum is σ = 1201123313760. Its totient is φ = 1201123313758.

The previous prime is 1201123313743. The next prime is 1201123313771. The reversal of 1201123313759 is 9573133211021.

It is a strong prime.

It is an emirp because it is prime and its reverse (9573133211021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1201123313759 - 2⁴ = 1201123313743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201123313659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600561656879 + 600561656880.

It is an arithmetic number, because the mean of its divisors is an integer number (600561656880).

Almost surely, 2^{1201123313759} is an apocalyptic number.

1201123313759 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201123313759 is an equidigital number, since it uses as much as digits as its factorization.

1201123313759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The spelling of 1201123313759 in words is "one trillion, two hundred one billion, one hundred twenty-three million, three hundred thirteen thousand, seven hundred fifty-nine".