1121440230959 has 2 divisors, whose sum is σ = 1121440230960. Its totient is φ = 1121440230958.

The previous prime is 1121440230949. The next prime is 1121440230991. The reversal of 1121440230959 is 9590320441211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121440230959 is a prime.

It is a super-2 number, since 2×1121440230959² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121440230949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560720115479 + 560720115480.

It is an arithmetic number, because the mean of its divisors is an integer number (560720115480).

Almost surely, 2^{1121440230959} is an apocalyptic number.

1121440230959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121440230959 is an equidigital number, since it uses as much as digits as its factorization.

1121440230959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 1121440230959 in words is "one trillion, one hundred twenty-one billion, four hundred forty million, two hundred thirty thousand, nine hundred fifty-nine".