43433454419 has 2 divisors, whose sum is σ = 43433454420. Its totient is φ = 43433454418.

The previous prime is 43433454347. The next prime is 43433454451. The reversal of 43433454419 is 91445433434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43433454419 - 2¹² = 43433450323 is a prime.

It is a super-2 number, since 2×43433454419² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43433454419.

It is not a weakly prime, because it can be changed into another prime (43433454469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21716727209 + 21716727210.

It is an arithmetic number, because the mean of its divisors is an integer number (21716727210).

Almost surely, 2^43433454419 is an apocalyptic number.

43433454419 is a deficient number, since it is larger than the sum of its proper divisors (1).

43433454419 is an equidigital number, since it uses as much as digits as its factorization.

43433454419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 44.

The spelling of 43433454419 in words is "forty-three billion, four hundred thirty-three million, four hundred fifty-four thousand, four hundred nineteen".