140232011 has 4 divisors (see below), whose sum is σ = 142877952. Its totient is φ = 137586072.

The previous prime is 140232007. The next prime is 140232019. The reversal of 140232011 is 110232041.

140232011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140232011 - 2² = 140232007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140232019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1322891 + ... + 1322996.

It is an arithmetic number, because the mean of its divisors is an integer number (35719488).

Almost surely, 2^140232011 is an apocalyptic number.

140232011 is a deficient number, since it is larger than the sum of its proper divisors (2645941).

140232011 is an equidigital number, since it uses as much as digits as its factorization.

140232011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645940.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 140232011 is about 11841.9597617962. The cubic root of 140232011 is about 519.5360889631.

Adding to 140232011 its reverse (110232041), we get a palindrome (250464052).

The spelling of 140232011 in words is "one hundred forty million, two hundred thirty-two thousand, eleven".