140112013 has 2 divisors, whose sum is σ = 140112014. Its totient is φ = 140112012.

The previous prime is 140111957. The next prime is 140112041. The reversal of 140112013 is 310211041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111788329 + 28323684 = 10573^2 + 5322^2 .

It is a cyclic number.

It is not a de Polignac number, because 140112013 - 2²¹ = 138014861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140111984 and 140112002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140112043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70056006 + 70056007.

It is an arithmetic number, because the mean of its divisors is an integer number (70056007).

Almost surely, 2^140112013 is an apocalyptic number.

It is an amenable number.

140112013 is a deficient number, since it is larger than the sum of its proper divisors (1).

140112013 is an equidigital number, since it uses as much as digits as its factorization.

140112013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 140112013 is about 11836.8920329620. The cubic root of 140112013 is about 519.3878558499.

Adding to 140112013 its reverse (310211041), we get a palindrome (450323054).

The spelling of 140112013 in words is "one hundred forty million, one hundred twelve thousand, thirteen".