140608579 has 2 divisors, whose sum is σ = 140608580. Its totient is φ = 140608578.

The previous prime is 140608577. The next prime is 140608603. The reversal of 140608579 is 975806041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140608579 - 2¹ = 140608577 is a prime.

It is a super-3 number, since 3×140608579³ (a number of 25 digits) contains 333 as substring.

Together with 140608577, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (140608577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70304289 + 70304290.

It is an arithmetic number, because the mean of its divisors is an integer number (70304290).

Almost surely, 2^140608579 is an apocalyptic number.

140608579 is a deficient number, since it is larger than the sum of its proper divisors (1).

140608579 is an equidigital number, since it uses as much as digits as its factorization.

140608579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 140608579 is about 11857.8488352652. The cubic root of 140608579 is about 520.0007137564. Note that the first 3 decimals are identical.

The spelling of 140608579 in words is "one hundred forty million, six hundred eight thousand, five hundred seventy-nine".