140514906 has 16 divisors (see below), whose sum is σ = 321177024. Its totient is φ = 40147104.

The previous prime is 140514887. The next prime is 140514917. The reversal of 140514906 is 609415041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672755 + ... + 1672838.

It is an arithmetic number, because the mean of its divisors is an integer number (20073564).

Almost surely, 2^140514906 is an apocalyptic number.

140514906 is an abundant number, since it is smaller than the sum of its proper divisors (180662118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140514906 is a wasteful number, since it uses less digits than its factorization.

140514906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3345605.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 140514906 is about 11853.8983461138. The cubic root of 140514906 is about 519.8852138155.

Adding to 140514906 its reverse (609415041), we get a palindrome (749929947).

The spelling of 140514906 in words is "one hundred forty million, five hundred fourteen thousand, nine hundred six".