28374020371 has 2 divisors, whose sum is σ = 28374020372. Its totient is φ = 28374020370.

The previous prime is 28374020327. The next prime is 28374020387. The reversal of 28374020371 is 17302047382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28374020371 - 2³³ = 19784085779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28374020371.

It is not a weakly prime, because it can be changed into another prime (28374020321) 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, 14187010185 + 14187010186.

It is an arithmetic number, because the mean of its divisors is an integer number (14187010186).

Almost surely, 2^28374020371 is an apocalyptic number.

28374020371 is a deficient number, since it is larger than the sum of its proper divisors (1).

28374020371 is an equidigital number, since it uses as much as digits as its factorization.

28374020371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 28374020371 in words is "twenty-eight billion, three hundred seventy-four million, twenty thousand, three hundred seventy-one".