140698850129 has 2 divisors, whose sum is σ = 140698850130. Its totient is φ = 140698850128.

The previous prime is 140698850119. The next prime is 140698850161. The reversal of 140698850129 is 921058896041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140511023104 + 187827025 = 374848^2 + 13705^2 .

It is an emirp because it is prime and its reverse (921058896041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140698850129 - 2⁴ = 140698850113 is a prime.

It is not a weakly prime, because it can be changed into another prime (140698850119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70349425064 + 70349425065.

It is an arithmetic number, because the mean of its divisors is an integer number (70349425065).

Almost surely, 2^140698850129 is an apocalyptic number.

It is an amenable number.

140698850129 is a deficient number, since it is larger than the sum of its proper divisors (1).

140698850129 is an equidigital number, since it uses as much as digits as its factorization.

140698850129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 53.

The spelling of 140698850129 in words is "one hundred forty billion, six hundred ninety-eight million, eight hundred fifty thousand, one hundred twenty-nine".