140140002349 has 2 divisors, whose sum is σ = 140140002350. Its totient is φ = 140140002348.

The previous prime is 140140002337. The next prime is 140140002427. The reversal of 140140002349 is 943200041041.

140140002349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71505434025 + 68634568324 = 267405^2 + 261982^2 .

It is an emirp because it is prime and its reverse (943200041041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140140002349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140140002649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70070001174 + 70070001175.

It is an arithmetic number, because the mean of its divisors is an integer number (70070001175).

Almost surely, 2^140140002349 is an apocalyptic number.

It is an amenable number.

140140002349 is a deficient number, since it is larger than the sum of its proper divisors (1).

140140002349 is an equidigital number, since it uses as much as digits as its factorization.

140140002349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 140140002349 in words is "one hundred forty billion, one hundred forty million, two thousand, three hundred forty-nine".