1121000120959 has 2 divisors, whose sum is σ = 1121000120960. Its totient is φ = 1121000120958.

The previous prime is 1121000120951. The next prime is 1121000121019. The reversal of 1121000120959 is 9590210001211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121000120959 - 2³ = 1121000120951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121000120959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121000120951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560500060479 + 560500060480.

It is an arithmetic number, because the mean of its divisors is an integer number (560500060480).

Almost surely, 2^{1121000120959} is an apocalyptic number.

1121000120959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121000120959 is an equidigital number, since it uses as much as digits as its factorization.

1121000120959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 31.

The spelling of 1121000120959 in words is "one trillion, one hundred twenty-one billion, one hundred twenty thousand, nine hundred fifty-nine".