140577927 has 16 divisors (see below), whose sum is σ = 214490880. Its totient is φ = 80226432.

The previous prime is 140577923. The next prime is 140577953. The reversal of 140577927 is 729775041.

It is not a de Polignac number, because 140577927 - 2² = 140577923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140577923) 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, 14143 + ... + 21935.

It is an arithmetic number, because the mean of its divisors is an integer number (13405680).

Almost surely, 2^140577927 is an apocalyptic number.

140577927 is a deficient number, since it is larger than the sum of its proper divisors (73912953).

140577927 is an equidigital number, since it uses as much as digits as its factorization.

140577927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8662.

The product of its (nonzero) digits is 123480, while the sum is 42.

The square root of 140577927 is about 11856.5562875567. The cubic root of 140577927 is about 519.9629251180.

The spelling of 140577927 in words is "one hundred forty million, five hundred seventy-seven thousand, nine hundred twenty-seven".