43041012819 has 8 divisors (see below), whose sum is σ = 65586305280. Its totient is φ = 24594864456.

The previous prime is 43041012787. The next prime is 43041012821. The reversal of 43041012819 is 91821014034.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43041012819 - 2⁵ = 43041012787 is a prime.

It is a super-2 number, since 2×43041012819² (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 43041012819.

It is not an unprimeable number, because it can be changed into a prime (43041012869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1024785999 + ... + 1024786040.

It is an arithmetic number, because the mean of its divisors is an integer number (8198288160).

Almost surely, 2^43041012819 is an apocalyptic number.

43041012819 is a deficient number, since it is larger than the sum of its proper divisors (22545292461).

43041012819 is a wasteful number, since it uses less digits than its factorization.

43041012819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049572049.

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 43041012819 in words is "forty-three billion, forty-one million, twelve thousand, eight hundred nineteen".