140973290 has 16 divisors (see below), whose sum is σ = 254303712. Its totient is φ = 56266704.

The previous prime is 140973281. The next prime is 140973317. The reversal of 140973290 is 92379041.

It is a self number, because there is not a number n which added to its sum of digits gives 140973290.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10424 + ... + 19763.

It is an arithmetic number, because the mean of its divisors is an integer number (15893982).

Almost surely, 2^140973290 is an apocalyptic number.

140973290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140973290 is a deficient number, since it is larger than the sum of its proper divisors (113330422).

140973290 is a wasteful number, since it uses less digits than its factorization.

140973290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30661.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 140973290 is about 11873.2173398789. The cubic root of 140973290 is about 520.4499187906.

The spelling of 140973290 in words is "one hundred forty million, nine hundred seventy-three thousand, two hundred ninety".