140425207 has 8 divisors (see below), whose sum is σ = 151345040. Its totient is φ = 129522240.

The previous prime is 140425183. The next prime is 140425211. The reversal of 140425207 is 702524041.

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 140425207 - 2⁷ = 140425079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140425907) 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 in 7 ways as a sum of consecutive naturals, for example, 17107 + ... + 23947.

It is an arithmetic number, because the mean of its divisors is an integer number (18918130).

Almost surely, 2^140425207 is an apocalyptic number.

140425207 is a deficient number, since it is larger than the sum of its proper divisors (10919833).

140425207 is a wasteful number, since it uses less digits than its factorization.

140425207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8433.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 140425207 is about 11850.1142188588. The cubic root of 140425207 is about 519.7745657437.

Adding to 140425207 its reverse (702524041), we get a palindrome (842949248).

The spelling of 140425207 in words is "one hundred forty million, four hundred twenty-five thousand, two hundred seven".