140412765 has 16 divisors (see below), whose sum is σ = 226009728. Its totient is φ = 74437056.

The previous prime is 140412761. The next prime is 140412773. The reversal of 140412765 is 567214041.

It is not a de Polignac number, because 140412765 - 2² = 140412761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140412761) 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, 25522 + ... + 30531.

It is an arithmetic number, because the mean of its divisors is an integer number (14125608).

Almost surely, 2^140412765 is an apocalyptic number.

140412765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140412765 is a deficient number, since it is larger than the sum of its proper divisors (85596963).

140412765 is a wasteful number, since it uses less digits than its factorization.

140412765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56228.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 140412765 is about 11849.5892333870. The cubic root of 140412765 is about 519.7592142118.

The spelling of 140412765 in words is "one hundred forty million, four hundred twelve thousand, seven hundred sixty-five".