1055800620029 has 2 divisors, whose sum is σ = 1055800620030. Its totient is φ = 1055800620028.

The previous prime is 1055800620011. The next prime is 1055800620037. The reversal of 1055800620029 is 9200260085501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1055458296025 + 342324004 = 1027355^2 + 18502^2 .

It is an emirp because it is prime and its reverse (9200260085501) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1055800620029 is a prime.

It is a super-2 number, since 2×1055800620029² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055800619974 and 1055800620001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055800625029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527900310014 + 527900310015.

It is an arithmetic number, because the mean of its divisors is an integer number (527900310015).

Almost surely, 2^{1055800620029} is an apocalyptic number.

It is an amenable number.

1055800620029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055800620029 is an equidigital number, since it uses as much as digits as its factorization.

1055800620029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 1055800620029 in words is "one trillion, fifty-five billion, eight hundred million, six hundred twenty thousand, twenty-nine".