43204430051 has 2 divisors, whose sum is σ = 43204430052. Its totient is φ = 43204430050.

The previous prime is 43204429993. The next prime is 43204430077. The reversal of 43204430051 is 15003440234.

43204430051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (43204430077) can be obtained adding 43204430051 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43204430051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43204430051.

It is not a weakly prime, because it can be changed into another prime (43204430081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21602215025 + 21602215026.

It is an arithmetic number, because the mean of its divisors is an integer number (21602215026).

Almost surely, 2^43204430051 is an apocalyptic number.

43204430051 is a deficient number, since it is larger than the sum of its proper divisors (1).

43204430051 is an equidigital number, since it uses as much as digits as its factorization.

43204430051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 43204430051 its reverse (15003440234), we get a palindrome (58207870285).

The spelling of 43204430051 in words is "forty-three billion, two hundred four million, four hundred thirty thousand, fifty-one".