140303245 has 8 divisors (see below), whose sum is σ = 168530400. Its totient is φ = 112131600.

The previous prime is 140303237. The next prime is 140303263. The reversal of 140303245 is 542303041.

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

It is not a de Polignac number, because 140303245 - 2³ = 140303237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8095 + ... + 18604.

It is an arithmetic number, because the mean of its divisors is an integer number (21066300).

Almost surely, 2^140303245 is an apocalyptic number.

It is an amenable number.

140303245 is a deficient number, since it is larger than the sum of its proper divisors (28227155).

140303245 is a wasteful number, since it uses less digits than its factorization.

140303245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27755.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 140303245 is about 11844.9670746693. The cubic root of 140303245 is about 519.6240440807.

Adding to 140303245 its reverse (542303041), we get a palindrome (682606286).

The spelling of 140303245 in words is "one hundred forty million, three hundred three thousand, two hundred forty-five".