28571813383 has 2 divisors, whose sum is σ = 28571813384. Its totient is φ = 28571813382.

The previous prime is 28571813353. The next prime is 28571813447. The reversal of 28571813383 is 38331817582.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28571813383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28571813323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14285906691 + 14285906692.

It is an arithmetic number, because the mean of its divisors is an integer number (14285906692).

Almost surely, 2^28571813383 is an apocalyptic number.

28571813383 is a deficient number, since it is larger than the sum of its proper divisors (1).

28571813383 is an equidigital number, since it uses as much as digits as its factorization.

28571813383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 49.

The spelling of 28571813383 in words is "twenty-eight billion, five hundred seventy-one million, eight hundred thirteen thousand, three hundred eighty-three".