100043555419 has 2 divisors, whose sum is σ = 100043555420. Its totient is φ = 100043555418.

The previous prime is 100043555387. The next prime is 100043555429. The reversal of 100043555419 is 914555340001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100043555419 - 2⁵ = 100043555387 is a prime.

It is a super-2 number, since 2×100043555419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100043555429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50021777709 + 50021777710.

It is an arithmetic number, because the mean of its divisors is an integer number (50021777710).

Almost surely, 2^100043555419 is an apocalyptic number.

100043555419 is a deficient number, since it is larger than the sum of its proper divisors (1).

100043555419 is an equidigital number, since it uses as much as digits as its factorization.

100043555419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 100043555419 in words is "one hundred billion, forty-three million, five hundred fifty-five thousand, four hundred nineteen".