4343431042 has 4 divisors (see below), whose sum is σ = 6515146566. Its totient is φ = 2171715520.

The previous prime is 4343431039. The next prime is 4343431087. The reversal of 4343431042 is 2401343434.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4341360321 + 2070721 = 65889^2 + 1439^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4343431042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085857759 + ... + 1085857762.

Almost surely, 2^4343431042 is an apocalyptic number.

4343431042 is a deficient number, since it is larger than the sum of its proper divisors (2171715524).

4343431042 is a wasteful number, since it uses less digits than its factorization.

4343431042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171715523.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 4343431042 is about 65904.7118345874. The cubic root of 4343431042 is about 1631.5897824477.

Adding to 4343431042 its reverse (2401343434), we get a palindrome (6744774476).

The spelling of 4343431042 in words is "four billion, three hundred forty-three million, four hundred thirty-one thousand, forty-two".