140232671 has 2 divisors, whose sum is σ = 140232672. Its totient is φ = 140232670.

The previous prime is 140232667. The next prime is 140232683. The reversal of 140232671 is 176232041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140232671 - 2² = 140232667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140232671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140232611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70116335 + 70116336.

It is an arithmetic number, because the mean of its divisors is an integer number (70116336).

Almost surely, 2^140232671 is an apocalyptic number.

140232671 is a deficient number, since it is larger than the sum of its proper divisors (1).

140232671 is an equidigital number, since it uses as much as digits as its factorization.

140232671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 140232671 is about 11841.9876287725. The cubic root of 140232671 is about 519.5369040249.

The spelling of 140232671 in words is "one hundred forty million, two hundred thirty-two thousand, six hundred seventy-one".