1120843260639 has 20 divisors (see below), whose sum is σ = 1674437844816. Its totient is φ = 747187898976.

The previous prime is 1120843260631. The next prime is 1120843260739. The reversal of 1120843260639 is 9360623480211.

1120843260639 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 8 + 4 + 3 + 2 + 6 + 0 + 639 = 666.

It is not a de Polignac number, because 1120843260639 - 2³ = 1120843260631 is a prime.

It is a super-2 number, since 2×1120843260639² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120843260594 and 1120843260603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120843260631) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1146022 + ... + 1885484.

Almost surely, 2^{1120843260639} is an apocalyptic number.

1120843260639 is a deficient number, since it is larger than the sum of its proper divisors (553594584177).

1120843260639 is an equidigital number, since it uses as much as digits as its factorization.

1120843260639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758188 (or 758179 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 1120843260639 in words is "one trillion, one hundred twenty billion, eight hundred forty-three million, two hundred sixty thousand, six hundred thirty-nine".