140123366 has 16 divisors (see below), whose sum is σ = 227229360. Its totient is φ = 64579680.

The previous prime is 140123353. The next prime is 140123371. The reversal of 140123366 is 663321041.

It is a congruent number.

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, 48425 + ... + 51236.

It is an arithmetic number, because the mean of its divisors is an integer number (14201835).

Almost surely, 2^140123366 is an apocalyptic number.

140123366 is a deficient number, since it is larger than the sum of its proper divisors (87105994).

140123366 is a wasteful number, since it uses less digits than its factorization.

140123366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99719.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 140123366 is about 11837.3715832528. The cubic root of 140123366 is about 519.4018837955.

The spelling of 140123366 in words is "one hundred forty million, one hundred twenty-three thousand, three hundred sixty-six".