140108493 has 24 divisors (see below), whose sum is σ = 218013600. Its totient is φ = 79803360.

The previous prime is 140108477. The next prime is 140108519. The reversal of 140108493 is 394801041.

It is a happy number.

140108493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140108493 - 2⁴ = 140108477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140108493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140108453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49938 + ... + 52668.

It is an arithmetic number, because the mean of its divisors is an integer number (9083900).

Almost surely, 2^140108493 is an apocalyptic number.

It is an amenable number.

140108493 is a deficient number, since it is larger than the sum of its proper divisors (77905107).

140108493 is a wasteful number, since it uses less digits than its factorization.

140108493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3097 (or 3090 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 140108493 is about 11836.7433443494. The cubic root of 140108493 is about 519.3835063286.

The spelling of 140108493 in words is "one hundred forty million, one hundred eight thousand, four hundred ninety-three".