140725727 has 4 divisors (see below), whose sum is σ = 140771400. Its totient is φ = 140680056.

The previous prime is 140725703. The next prime is 140725729. The reversal of 140725727 is 727527041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140725727 - 2²⁴ = 123948511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140725729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17852 + ... + 24497.

It is an arithmetic number, because the mean of its divisors is an integer number (35192850).

Almost surely, 2^140725727 is an apocalyptic number.

140725727 is a deficient number, since it is larger than the sum of its proper divisors (45673).

140725727 is an equidigital number, since it uses as much as digits as its factorization.

140725727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45672.

The product of its (nonzero) digits is 27440, while the sum is 35.

The square root of 140725727 is about 11862.7874886133. The cubic root of 140725727 is about 520.1450864877.

The spelling of 140725727 in words is "one hundred forty million, seven hundred twenty-five thousand, seven hundred twenty-seven".