140213113 has 4 divisors (see below), whose sum is σ = 140241780. Its totient is φ = 140184448.

The previous prime is 140213107. The next prime is 140213119. The reversal of 140213113 is 311312041.

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

It is an interprime number because it is at equal distance from previous prime (140213107) and next prime (140213119).

It can be written as a sum of positive squares in 2 ways, for example, as 117679104 + 22534009 = 10848^2 + 4747^2 .

It is a cyclic number.

It is not a de Polignac number, because 140213113 - 2²¹ = 138115961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140213119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4948 + ... + 17461.

It is an arithmetic number, because the mean of its divisors is an integer number (35060445).

Almost surely, 2^140213113 is an apocalyptic number.

It is an amenable number.

140213113 is a deficient number, since it is larger than the sum of its proper divisors (28667).

140213113 is an equidigital number, since it uses as much as digits as its factorization.

140213113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28666.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 140213113 is about 11841.1618095523. The cubic root of 140213113 is about 519.5127499408.

Adding to 140213113 its reverse (311312041), we get a palindrome (451525154).

The spelling of 140213113 in words is "one hundred forty million, two hundred thirteen thousand, one hundred thirteen".