140013042102169 has 2 divisors, whose sum is σ = 140013042102170. Its totient is φ = 140013042102168.

The previous prime is 140013042102139. The next prime is 140013042102233. The reversal of 140013042102169 is 961201240310041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118655815055625 + 21357227046544 = 10892925^2 + 4621388^2 .

It is a cyclic number.

It is not a de Polignac number, because 140013042102169 - 2⁹ = 140013042101657 is a prime.

It is a super-2 number, since 2×140013042102169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140013042102139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70006521051084 + 70006521051085.

It is an arithmetic number, because the mean of its divisors is an integer number (70006521051085).

Almost surely, 2^{140013042102169} is an apocalyptic number.

It is an amenable number.

140013042102169 is a deficient number, since it is larger than the sum of its proper divisors (1).

140013042102169 is an equidigital number, since it uses as much as digits as its factorization.

140013042102169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 140013042102169 in words is "one hundred forty trillion, thirteen billion, forty-two million, one hundred two thousand, one hundred sixty-nine".