88479109 has 2 divisors, whose sum is σ = 88479110. Its totient is φ = 88479108.

The previous prime is 88479073. The next prime is 88479151. The reversal of 88479109 is 90197488.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86434209 + 2044900 = 9297^2 + 1430^2 .

It is a cyclic number.

It is not a de Polignac number, because 88479109 - 2⁷ = 88478981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88473109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44239554 + 44239555.

It is an arithmetic number, because the mean of its divisors is an integer number (44239555).

Almost surely, 2^88479109 is an apocalyptic number.

It is an amenable number.

88479109 is a deficient number, since it is larger than the sum of its proper divisors (1).

88479109 is an equidigital number, since it uses as much as digits as its factorization.

88479109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 88479109 is about 9406.3334514571. Note that the first 3 decimals coincide. The cubic root of 88479109 is about 445.6017764289.

It can be divided in two parts, 88479 and 109, that added together give a palindrome (88588).

The spelling of 88479109 in words is "eighty-eight million, four hundred seventy-nine thousand, one hundred nine".