140386017 has 8 divisors (see below), whose sum is σ = 198192096. Its totient is φ = 88085312.

The previous prime is 140386007. The next prime is 140386021. The reversal of 140386017 is 710683041.

It is a happy number.

140386017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 140386017 - 2¹² = 140381921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140386007) 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, 1376283 + ... + 1376384.

It is an arithmetic number, because the mean of its divisors is an integer number (24774012).

Almost surely, 2^140386017 is an apocalyptic number.

140386017 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

140386017 is a deficient number, since it is larger than the sum of its proper divisors (57806079).

140386017 is a wasteful number, since it uses less digits than its factorization.

140386017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752687.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 140386017 is about 11848.4605329131. The cubic root of 140386017 is about 519.7262081852.

The spelling of 140386017 in words is "one hundred forty million, three hundred eighty-six thousand, seventeen".