140108456 has 16 divisors (see below), whose sum is σ = 274125600. Its totient is φ = 67008304.

The previous prime is 140108453. The next prime is 140108459. The reversal of 140108456 is 654801041.

It is an interprime number because it is at equal distance from previous prime (140108453) and next prime (140108459).

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 3 ways as a sum of consecutive naturals, for example, 380546 + ... + 380913.

It is an arithmetic number, because the mean of its divisors is an integer number (17132850).

Almost surely, 2^140108456 is an apocalyptic number.

It is an amenable number.

140108456 is a deficient number, since it is larger than the sum of its proper divisors (134017144).

140108456 is a wasteful number, since it uses less digits than its factorization.

140108456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761488 (or 761484 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 140108456 is about 11836.7417814194. The cubic root of 140108456 is about 519.3834606088.

Adding to 140108456 its reverse (654801041), we get a palindrome (794909497).

The spelling of 140108456 in words is "one hundred forty million, one hundred eight thousand, four hundred fifty-six".