140799155 has 16 divisors (see below), whose sum is σ = 193290240. Its totient is φ = 96450912.

The previous prime is 140799149. The next prime is 140799161. The reversal of 140799155 is 551997041.

It is an interprime number because it is at equal distance from previous prime (140799149) and next prime (140799161).

It is a cyclic number.

It is not a de Polignac number, because 140799155 - 2¹⁴ = 140782771 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 60422 + ... + 62708.

It is an arithmetic number, because the mean of its divisors is an integer number (12080640).

Almost surely, 2^140799155 is an apocalyptic number.

140799155 is a deficient number, since it is larger than the sum of its proper divisors (52491085).

140799155 is a wasteful number, since it uses less digits than its factorization.

140799155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4058.

The product of its (nonzero) digits is 56700, while the sum is 41.

The square root of 140799155 is about 11865.8819731194. The cubic root of 140799155 is about 520.2355380190.

The spelling of 140799155 in words is "one hundred forty million, seven hundred ninety-nine thousand, one hundred fifty-five".