140959671 has 8 divisors (see below), whose sum is σ = 188001264. Its totient is φ = 93945600.

The previous prime is 140959661. The next prime is 140959729. The reversal of 140959671 is 176959041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140959671 - 2⁵ = 140959639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140959601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15175 + ... + 22631.

It is an arithmetic number, because the mean of its divisors is an integer number (23500158).

Almost surely, 2^140959671 is an apocalyptic number.

140959671 is a deficient number, since it is larger than the sum of its proper divisors (47041593).

140959671 is an equidigital number, since it uses as much as digits as its factorization.

140959671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13761.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 140959671 is about 11872.6438083520. The cubic root of 140959671 is about 520.4331585573.

The spelling of 140959671 in words is "one hundred forty million, nine hundred fifty-nine thousand, six hundred seventy-one".