203140343369 has 2 divisors, whose sum is σ = 203140343370. Its totient is φ = 203140343368.

The previous prime is 203140343347. The next prime is 203140343381. The reversal of 203140343369 is 963343041302.

It is a happy number.

203140343369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179941398025 + 23198945344 = 424195^2 + 152312^2 .

It is a cyclic number.

It is not a de Polignac number, because 203140343369 - 2¹² = 203140339273 is a prime.

It is a super-2 number, since 2×203140343369² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203140343339) 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, 101570171684 + 101570171685.

It is an arithmetic number, because the mean of its divisors is an integer number (101570171685).

Almost surely, 2^203140343369 is an apocalyptic number.

It is an amenable number.

203140343369 is a deficient number, since it is larger than the sum of its proper divisors (1).

203140343369 is an equidigital number, since it uses as much as digits as its factorization.

203140343369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 38.

The spelling of 203140343369 in words is "two hundred three billion, one hundred forty million, three hundred forty-three thousand, three hundred sixty-nine".