140746197 has 8 divisors (see below), whose sum is σ = 187837056. Its totient is φ = 93743072.

The previous prime is 140746183. The next prime is 140746201. The reversal of 140746197 is 791647041.

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 140746197 - 2¹⁰ = 140745173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140746597) 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, 18093 + ... + 24674.

It is an arithmetic number, because the mean of its divisors is an integer number (23479632).

Almost surely, 2^140746197 is an apocalyptic number.

It is an amenable number.

140746197 is a deficient number, since it is larger than the sum of its proper divisors (47090859).

140746197 is a wasteful number, since it uses less digits than its factorization.

140746197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43867.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 140746197 is about 11863.6502392813. The cubic root of 140746197 is about 520.1703054104.

The spelling of 140746197 in words is "one hundred forty million, seven hundred forty-six thousand, one hundred ninety-seven".