140133671 has 8 divisors (see below), whose sum is σ = 144960000. Its totient is φ = 135326520.

The previous prime is 140133661. The next prime is 140133677. The reversal of 140133671 is 176331041.

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

It is a cyclic number.

It is not a de Polignac number, because 140133671 - 2¹⁰ = 140132647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140133671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140133677) 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, 10940 + ... + 19998.

It is an arithmetic number, because the mean of its divisors is an integer number (18120000).

Almost surely, 2^140133671 is an apocalyptic number.

140133671 is a deficient number, since it is larger than the sum of its proper divisors (4826329).

140133671 is an equidigital number, since it uses as much as digits as its factorization.

140133671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9589.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 140133671 is about 11837.8068492437. The cubic root of 140133671 is about 519.4146161597.

The spelling of 140133671 in words is "one hundred forty million, one hundred thirty-three thousand, six hundred seventy-one".