140990106 has 8 divisors (see below), whose sum is σ = 281980224. Its totient is φ = 46996700.

The previous prime is 140990081. The next prime is 140990119. The reversal of 140990106 is 601099041.

140990106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

140990106 is an admirable number.

It is a super-3 number, since 3×140990106³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11749170 + ... + 11749181.

It is an arithmetic number, because the mean of its divisors is an integer number (35247528).

Almost surely, 2^140990106 is an apocalyptic number.

140990106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140990106 is a wasteful number, since it uses less digits than its factorization.

140990106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23498356.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 140990106 is about 11873.9254671739. The cubic root of 140990106 is about 520.4706119254.

The spelling of 140990106 in words is "one hundred forty million, nine hundred ninety thousand, one hundred six".