140302011 has 8 divisors (see below), whose sum is σ = 187909120. Its totient is φ = 93114792.

The previous prime is 140302009. The next prime is 140302027. The reversal of 140302011 is 110203041.

It is a happy number.

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

It is not a de Polignac number, because 140302011 - 2¹ = 140302009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140302051) 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, 104191 + ... + 105528.

It is an arithmetic number, because the mean of its divisors is an integer number (23488640).

Almost surely, 2^140302011 is an apocalyptic number.

140302011 is a deficient number, since it is larger than the sum of its proper divisors (47607109).

140302011 is a wasteful number, since it uses less digits than its factorization.

140302011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209945.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 140302011 is about 11844.9149849207. The cubic root of 140302011 is about 519.6225206711.

Adding to 140302011 its reverse (110203041), we get a palindrome (250505052).

The spelling of 140302011 in words is "one hundred forty million, three hundred two thousand, eleven".