28834603481 has 2 divisors, whose sum is σ = 28834603482. Its totient is φ = 28834603480.

The previous prime is 28834603417. The next prime is 28834603561. The reversal of 28834603481 is 18430643882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27668995600 + 1165607881 = 166340^2 + 34141^2 .

It is a cyclic number.

It is not a de Polignac number, because 28834603481 - 2⁶ = 28834603417 is a prime.

It is a super-2 number, since 2×28834603481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28834633481) 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 as a sum of consecutive naturals, namely, 14417301740 + 14417301741.

It is an arithmetic number, because the mean of its divisors is an integer number (14417301741).

Almost surely, 2^28834603481 is an apocalyptic number.

It is an amenable number.

28834603481 is a deficient number, since it is larger than the sum of its proper divisors (1).

28834603481 is an equidigital number, since it uses as much as digits as its factorization.

28834603481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 47.

The spelling of 28834603481 in words is "twenty-eight billion, eight hundred thirty-four million, six hundred three thousand, four hundred eighty-one".