140849655 has 8 divisors (see below), whose sum is σ = 225359472. Its totient is φ = 75119808.

The previous prime is 140849627. The next prime is 140849659. The reversal of 140849655 is 556948041.

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

It is not a de Polignac number, because 140849655 - 2¹⁷ = 140718583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140849659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4694974 + ... + 4695003.

It is an arithmetic number, because the mean of its divisors is an integer number (28169934).

Almost surely, 2^140849655 is an apocalyptic number.

140849655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140849655 is a deficient number, since it is larger than the sum of its proper divisors (84509817).

140849655 is an equidigital number, since it uses as much as digits as its factorization.

140849655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9389985.

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 140849655 is about 11868.0097320486. The cubic root of 140849655 is about 520.2977276781.

The spelling of 140849655 in words is "one hundred forty million, eight hundred forty-nine thousand, six hundred fifty-five".