1123471634959 has 2 divisors, whose sum is σ = 1123471634960. Its totient is φ = 1123471634958.

The previous prime is 1123471634947. The next prime is 1123471634993. The reversal of 1123471634959 is 9594361743211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123471634959 - 2⁵ = 1123471634927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123471634759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561735817479 + 561735817480.

It is an arithmetic number, because the mean of its divisors is an integer number (561735817480).

Almost surely, 2^{1123471634959} is an apocalyptic number.

1123471634959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123471634959 is an equidigital number, since it uses as much as digits as its factorization.

1123471634959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 55.

The spelling of 1123471634959 in words is "one trillion, one hundred twenty-three billion, four hundred seventy-one million, six hundred thirty-four thousand, nine hundred fifty-nine".