10055543009 has 2 divisors, whose sum is σ = 10055543010. Its totient is φ = 10055543008.

The previous prime is 10055542963. The next prime is 10055543041. The reversal of 10055543009 is 90034555001.

It is an a-pointer prime, because the next prime (10055543041) can be obtained adding 10055543009 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10045651984 + 9891025 = 100228^2 + 3145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10055543009 is a prime.

It is a super-2 number, since 2×10055543009² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10055543089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027771504 + 5027771505.

It is an arithmetic number, because the mean of its divisors is an integer number (5027771505).

Almost surely, 2^10055543009 is an apocalyptic number.

It is an amenable number.

10055543009 is a deficient number, since it is larger than the sum of its proper divisors (1).

10055543009 is an equidigital number, since it uses as much as digits as its factorization.

10055543009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The spelling of 10055543009 in words is "ten billion, fifty-five million, five hundred forty-three thousand, nine".