109600639 has 2 divisors, whose sum is σ = 109600640. Its totient is φ = 109600638.

The previous prime is 109600627. The next prime is 109600693. The reversal of 109600639 is 936006901.

Together with next prime (109600693) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109600639 - 2¹¹ = 109598591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109604639) 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, 54800319 + 54800320.

It is an arithmetic number, because the mean of its divisors is an integer number (54800320).

Almost surely, 2^109600639 is an apocalyptic number.

109600639 is a deficient number, since it is larger than the sum of its proper divisors (1).

109600639 is an equidigital number, since it uses as much as digits as its factorization.

109600639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 109600639 is about 10469.0323812662. The cubic root of 109600639 is about 478.5614321900.

The spelling of 109600639 in words is "one hundred nine million, six hundred thousand, six hundred thirty-nine".