20042015143 has 2 divisors, whose sum is σ = 20042015144. Its totient is φ = 20042015142.

The previous prime is 20042015131. The next prime is 20042015153. The reversal of 20042015143 is 34151024002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20042015143 - 2⁵ = 20042015111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20042015153) 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 as a sum of consecutive naturals, namely, 10021007571 + 10021007572.

It is an arithmetic number, because the mean of its divisors is an integer number (10021007572).

Almost surely, 2^20042015143 is an apocalyptic number.

20042015143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20042015143 is an equidigital number, since it uses as much as digits as its factorization.

20042015143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 20042015143 its reverse (34151024002), we get a palindrome (54193039145).

The spelling of 20042015143 in words is "twenty billion, forty-two million, fifteen thousand, one hundred forty-three".