200155051 has 2 divisors, whose sum is σ = 200155052. Its totient is φ = 200155050.

The previous prime is 200155019. The next prime is 200155073. The reversal of 200155051 is 150551002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200155051 - 2⁵ = 200155019 is a prime.

It is not a weakly prime, because it can be changed into another prime (200155001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100077525 + 100077526.

It is an arithmetic number, because the mean of its divisors is an integer number (100077526).

Almost surely, 2^200155051 is an apocalyptic number.

200155051 is a deficient number, since it is larger than the sum of its proper divisors (1).

200155051 is an equidigital number, since it uses as much as digits as its factorization.

200155051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 200155051 is about 14147.6164423552. The cubic root of 200155051 is about 584.9546325643.

The spelling of 200155051 in words is "two hundred million, one hundred fifty-five thousand, fifty-one".