140496589 has 4 divisors (see below), whose sum is σ = 140542240. Its totient is φ = 140450940.

The previous prime is 140496547. The next prime is 140496593. The reversal of 140496589 is 985694041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 985694041 = 907 ⋅1086763.

It is a cyclic number.

It is not a de Polignac number, because 140496589 - 2¹⁷ = 140365517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140496529) 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 in 3 ways as a sum of consecutive naturals, for example, 17847 + ... + 24484.

It is an arithmetic number, because the mean of its divisors is an integer number (35135560).

Almost surely, 2^140496589 is an apocalyptic number.

It is an amenable number.

140496589 is a deficient number, since it is larger than the sum of its proper divisors (45651).

140496589 is an equidigital number, since it uses as much as digits as its factorization.

140496589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45650.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 140496589 is about 11853.1257059056. The cubic root of 140496589 is about 519.8626227336.

The spelling of 140496589 in words is "one hundred forty million, four hundred ninety-six thousand, five hundred eighty-nine".