140955165 has 48 divisors (see below), whose sum is σ = 266378112. Its totient is φ = 68533632.

The previous prime is 140955151. The next prime is 140955169. The reversal of 140955165 is 561559041.

140955165 is a `hidden beast` number, since 1 + 40 + 9 + 551 + 65 = 666.

140955165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140955165 - 2⁴ = 140955149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140955169) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47104 + ... + 50006.

It is an arithmetic number, because the mean of its divisors is an integer number (5549544).

Almost surely, 2^140955165 is an apocalyptic number.

140955165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140955165 is a deficient number, since it is larger than the sum of its proper divisors (125422947).

140955165 is a wasteful number, since it uses less digits than its factorization.

140955165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010 (or 3007 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 140955165 is about 11872.4540428675. The cubic root of 140955165 is about 520.4276130070.

The spelling of 140955165 in words is "one hundred forty million, nine hundred fifty-five thousand, one hundred sixty-five".