203340071947 has 2 divisors, whose sum is σ = 203340071948. Its totient is φ = 203340071946.

The previous prime is 203340071941. The next prime is 203340071989. The reversal of 203340071947 is 749170043302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203340071947 - 2¹⁹ = 203339547659 is a prime.

It is a super-2 number, since 2×203340071947² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203340071941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101670035973 + 101670035974.

It is an arithmetic number, because the mean of its divisors is an integer number (101670035974).

Almost surely, 2^203340071947 is an apocalyptic number.

203340071947 is a deficient number, since it is larger than the sum of its proper divisors (1).

203340071947 is an equidigital number, since it uses as much as digits as its factorization.

203340071947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 203340071947 in words is "two hundred three billion, three hundred forty million, seventy-one thousand, nine hundred forty-seven".