140112765 has 24 divisors (see below), whose sum is σ = 261544920. Its totient is φ = 68978304.

The previous prime is 140112751. The next prime is 140112779. The reversal of 140112765 is 567211041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (140112751) and next prime (140112779).

It can be written as a sum of positive squares in 4 ways, for example, as 12467961 + 127644804 = 3531^2 + 11298^2 .

It is not a de Polignac number, because 140112765 - 2⁸ = 140112509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119170 + ... + 120339.

It is an arithmetic number, because the mean of its divisors is an integer number (10897705).

Almost surely, 2^140112765 is an apocalyptic number.

140112765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140112765 is a deficient number, since it is larger than the sum of its proper divisors (121432155).

140112765 is a wasteful number, since it uses less digits than its factorization.

140112765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239533 (or 239530 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 140112765 is about 11836.9237980144. The cubic root of 140112765 is about 519.3887850564.

The spelling of 140112765 in words is "one hundred forty million, one hundred twelve thousand, seven hundred sixty-five".