140427945913 has 2 divisors, whose sum is σ = 140427945914. Its totient is φ = 140427945912.

The previous prime is 140427945907. The next prime is 140427945949. The reversal of 140427945913 is 319549724041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81163451664 + 59264494249 = 284892^2 + 243443^2 .

It is an emirp because it is prime and its reverse (319549724041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140427945913 - 2⁵ = 140427945881 is a prime.

It is not a weakly prime, because it can be changed into another prime (140437945913) 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 as a sum of consecutive naturals, namely, 70213972956 + 70213972957.

It is an arithmetic number, because the mean of its divisors is an integer number (70213972957).

Almost surely, 2^140427945913 is an apocalyptic number.

It is an amenable number.

140427945913 is a deficient number, since it is larger than the sum of its proper divisors (1).

140427945913 is an equidigital number, since it uses as much as digits as its factorization.

140427945913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 140427945913 in words is "one hundred forty billion, four hundred twenty-seven million, nine hundred forty-five thousand, nine hundred thirteen".