201250057 has 2 divisors, whose sum is σ = 201250058. Its totient is φ = 201250056.

The previous prime is 201250039. The next prime is 201250087. The reversal of 201250057 is 750052102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123298816 + 77951241 = 11104^2 + 8829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201250057 is a prime.

It is not a weakly prime, because it can be changed into another prime (201250087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100625028 + 100625029.

It is an arithmetic number, because the mean of its divisors is an integer number (100625029).

Almost surely, 2^201250057 is an apocalyptic number.

It is an amenable number.

201250057 is a deficient number, since it is larger than the sum of its proper divisors (1).

201250057 is an equidigital number, since it uses as much as digits as its factorization.

201250057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 201250057 is about 14186.2629680970. The cubic root of 201250057 is about 586.0194142597.

The spelling of 201250057 in words is "two hundred one million, two hundred fifty thousand, fifty-seven".