1055100000043 has 2 divisors, whose sum is σ = 1055100000044. Its totient is φ = 1055100000042.

The previous prime is 1055099999869. The next prime is 1055100000089. The reversal of 1055100000043 is 3400000015501.

It is a strong prime.

It is an emirp because it is prime and its reverse (3400000015501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1055100000043 - 2¹⁷ = 1055099868971 is a prime.

It is a super-2 number, since 2×1055100000043² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055100000443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527550000021 + 527550000022.

It is an arithmetic number, because the mean of its divisors is an integer number (527550000022).

Almost surely, 2^{1055100000043} is an apocalyptic number.

1055100000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055100000043 is an equidigital number, since it uses as much as digits as its factorization.

1055100000043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 19.

Adding to 1055100000043 its reverse (3400000015501), we get a palindrome (4455100015544).

The spelling of 1055100000043 in words is "one trillion, fifty-five billion, one hundred million, forty-three", and thus it is an aban number.