140013165 has 16 divisors (see below), whose sum is σ = 224172288. Its totient is φ = 74623296.

The previous prime is 140013163. The next prime is 140013179. The reversal of 140013165 is 561310041.

140013165 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 140013165 - 2¹ = 140013163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140013161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33787 + ... + 37703.

It is an arithmetic number, because the mean of its divisors is an integer number (14010768).

Almost surely, 2^140013165 is an apocalyptic number.

140013165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140013165 is a deficient number, since it is larger than the sum of its proper divisors (84159123).

140013165 is a wasteful number, since it uses less digits than its factorization.

140013165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6308.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 140013165 is about 11832.7158759095. The cubic root of 140013165 is about 519.2656856714.

The spelling of 140013165 in words is "one hundred forty million, thirteen thousand, one hundred sixty-five".