205351051 has 2 divisors, whose sum is σ = 205351052. Its totient is φ = 205351050.

The previous prime is 205351033. The next prime is 205351057. The reversal of 205351051 is 150153502.

205351051 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 is a cyclic number.

It is not a de Polignac number, because 205351051 - 2⁵ = 205351019 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (205351057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102675525 + 102675526.

It is an arithmetic number, because the mean of its divisors is an integer number (102675526).

Almost surely, 2^205351051 is an apocalyptic number.

205351051 is a deficient number, since it is larger than the sum of its proper divisors (1).

205351051 is an equidigital number, since it uses as much as digits as its factorization.

205351051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 205351051 is about 14330.0750521412. The cubic root of 205351051 is about 589.9732354037.

The spelling of 205351051 in words is "two hundred five million, three hundred fifty-one thousand, fifty-one".