28358271143 has 2 divisors, whose sum is σ = 28358271144. Its totient is φ = 28358271142.

The previous prime is 28358271127. The next prime is 28358271181. The reversal of 28358271143 is 34117285382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28358271143 - 2⁴ = 28358271127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28358271094 and 28358271103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28358171143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14179135571 + 14179135572.

It is an arithmetic number, because the mean of its divisors is an integer number (14179135572).

Almost surely, 2^28358271143 is an apocalyptic number.

28358271143 is a deficient number, since it is larger than the sum of its proper divisors (1).

28358271143 is an equidigital number, since it uses as much as digits as its factorization.

28358271143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 44.

The spelling of 28358271143 in words is "twenty-eight billion, three hundred fifty-eight million, two hundred seventy-one thousand, one hundred forty-three".