203734061 has 2 divisors, whose sum is σ = 203734062. Its totient is φ = 203734060.

The previous prime is 203734039. The next prime is 203734073. The reversal of 203734061 is 160437302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145684900 + 58049161 = 12070^2 + 7619^2 .

It is a cyclic number.

It is not a de Polignac number, because 203734061 - 2¹⁰ = 203733037 is a prime.

It is a super-2 number, since 2×203734061² = 83015135223103442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203734061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203734031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101867030 + 101867031.

It is an arithmetic number, because the mean of its divisors is an integer number (101867031).

Almost surely, 2^203734061 is an apocalyptic number.

It is an amenable number.

203734061 is a deficient number, since it is larger than the sum of its proper divisors (1).

203734061 is an equidigital number, since it uses as much as digits as its factorization.

203734061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 203734061 is about 14273.5440938822. The cubic root of 203734061 is about 588.4206164502.

The spelling of 203734061 in words is "two hundred three million, seven hundred thirty-four thousand, sixty-one".