140598587 has 2 divisors, whose sum is σ = 140598588. Its totient is φ = 140598586.

The previous prime is 140598581. The next prime is 140598589. The reversal of 140598587 is 785895041.

140598587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140598587 - 2⁸ = 140598331 is a prime.

Together with 140598589, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140598581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70299293 + 70299294.

It is an arithmetic number, because the mean of its divisors is an integer number (70299294).

Almost surely, 2^140598587 is an apocalyptic number.

140598587 is a deficient number, since it is larger than the sum of its proper divisors (1).

140598587 is an equidigital number, since it uses as much as digits as its factorization.

140598587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 47.

The square root of 140598587 is about 11857.4275034680. The cubic root of 140598587 is about 519.9883959442.

The spelling of 140598587 in words is "one hundred forty million, five hundred ninety-eight thousand, five hundred eighty-seven".