140914689 has 8 divisors (see below), whose sum is σ = 187970112. Its totient is φ = 93901200.

The previous prime is 140914673. The next prime is 140914727. The reversal of 140914689 is 986419041.

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

It is not a de Polignac number, because 140914689 - 2⁴ = 140914673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140914689.

It is not an unprimeable number, because it can be changed into a prime (140914619) 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, 1554 + ... + 16859.

It is an arithmetic number, because the mean of its divisors is an integer number (23496264).

Almost surely, 2^140914689 is an apocalyptic number.

It is an amenable number.

140914689 is a deficient number, since it is larger than the sum of its proper divisors (47055423).

140914689 is a wasteful number, since it uses less digits than its factorization.

140914689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20967.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 140914689 is about 11870.7493023819. The cubic root of 140914689 is about 520.3777937503.

The spelling of 140914689 in words is "one hundred forty million, nine hundred fourteen thousand, six hundred eighty-nine".