140931084 has 48 divisors (see below), whose sum is σ = 387946496. Its totient is φ = 38966400.

The previous prime is 140931061. The next prime is 140931103. The reversal of 140931084 is 480139041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24457 + ... + 29664.

Almost surely, 2^140931084 is an apocalyptic number.

140931084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140931084 is an abundant number, since it is smaller than the sum of its proper divisors (247015412).

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

140931084 is a wasteful number, since it uses less digits than its factorization.

140931084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54166 (or 54164 counting only the distinct ones).

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

The square root of 140931084 is about 11871.4398452757. The cubic root of 140931084 is about 520.3979744311.

The spelling of 140931084 in words is "one hundred forty million, nine hundred thirty-one thousand, eighty-four".