9042398143 has 4 divisors (see below), whose sum is σ = 9286787320. Its totient is φ = 8798008968.

The previous prime is 9042398087. The next prime is 9042398203. The reversal of 9042398143 is 3418932409.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9042398143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9042398143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9042390143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122194533 + ... + 122194606.

It is an arithmetic number, because the mean of its divisors is an integer number (2321696830).

Almost surely, 2^9042398143 is an apocalyptic number.

9042398143 is a deficient number, since it is larger than the sum of its proper divisors (244389177).

9042398143 is a wasteful number, since it uses less digits than its factorization.

9042398143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244389176.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 9042398143 is about 95091.5250850464. The cubic root of 9042398143 is about 2083.3450662052.

The spelling of 9042398143 in words is "nine billion, forty-two million, three hundred ninety-eight thousand, one hundred forty-three".