203713973 has 2 divisors, whose sum is σ = 203713974. Its totient is φ = 203713972.

The previous prime is 203713891. The next prime is 203714011. The reversal of 203713973 is 379317302.

203713973 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., 119202724 + 84511249 = 10918^2 + 9193^2 .

It is a cyclic number.

It is not a de Polignac number, because 203713973 - 2¹⁴ = 203697589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203710973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101856986 + 101856987.

It is an arithmetic number, because the mean of its divisors is an integer number (101856987).

Almost surely, 2^203713973 is an apocalyptic number.

It is an amenable number.

203713973 is a deficient number, since it is larger than the sum of its proper divisors (1).

203713973 is an equidigital number, since it uses as much as digits as its factorization.

203713973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 35.

The square root of 203713973 is about 14272.8403970618. The cubic root of 203713973 is about 588.4012765621.

The spelling of 203713973 in words is "two hundred three million, seven hundred thirteen thousand, nine hundred seventy-three".