140500207 has 2 divisors, whose sum is σ = 140500208. Its totient is φ = 140500206.

The previous prime is 140500201. The next prime is 140500271. The reversal of 140500207 is 702005041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140500207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140500201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70250103 + 70250104.

It is an arithmetic number, because the mean of its divisors is an integer number (70250104).

Almost surely, 2^140500207 is an apocalyptic number.

140500207 is a deficient number, since it is larger than the sum of its proper divisors (1).

140500207 is an equidigital number, since it uses as much as digits as its factorization.

140500207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 140500207 is about 11853.2783228945. The cubic root of 140500207 is about 519.8670851120.

Adding to 140500207 its reverse (702005041), we get a palindrome (842505248).

The spelling of 140500207 in words is "one hundred forty million, five hundred thousand, two hundred seven".