43204342033 has 4 divisors (see below), whose sum is σ = 43208234608. Its totient is φ = 43200449460.

The previous prime is 43204342007. The next prime is 43204342091. The reversal of 43204342033 is 33024340234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33024340234 = 2 ⋅16512170117.

It is a cyclic number.

It is not a de Polignac number, because 43204342033 - 2⁵ = 43204342001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43204341992 and 43204342010.

It is not an unprimeable number, because it can be changed into a prime (43204342333) 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 3 ways as a sum of consecutive naturals, for example, 1929591 + ... + 1951852.

It is an arithmetic number, because the mean of its divisors is an integer number (10802058652).

Almost surely, 2^43204342033 is an apocalyptic number.

It is an amenable number.

43204342033 is a deficient number, since it is larger than the sum of its proper divisors (3892575).

43204342033 is a wasteful number, since it uses less digits than its factorization.

43204342033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892574.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 43204342033 its reverse (33024340234), we get a palindrome (76228682267).

The spelling of 43204342033 in words is "forty-three billion, two hundred four million, three hundred forty-two thousand, thirty-three".