140213108126137 has 2 divisors, whose sum is σ = 140213108126138. Its totient is φ = 140213108126136.

The previous prime is 140213108126083. The next prime is 140213108126167. The reversal of 140213108126137 is 731621801312041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76114125884281 + 64098982241856 = 8724341^2 + 8006184^2 .

It is a cyclic number.

It is not a de Polignac number, because 140213108126137 - 2¹⁹ = 140213107601849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140213108126137.

It is not a weakly prime, because it can be changed into another prime (140213108126167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70106554063068 + 70106554063069.

It is an arithmetic number, because the mean of its divisors is an integer number (70106554063069).

Almost surely, 2^{140213108126137} is an apocalyptic number.

It is an amenable number.

140213108126137 is a deficient number, since it is larger than the sum of its proper divisors (1).

140213108126137 is an equidigital number, since it uses as much as digits as its factorization.

140213108126137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 40.

Adding to 140213108126137 its reverse (731621801312041), we get a palindrome (871834909438178).

The spelling of 140213108126137 in words is "one hundred forty trillion, two hundred thirteen billion, one hundred eight million, one hundred twenty-six thousand, one hundred thirty-seven".