200129851 has 2 divisors, whose sum is σ = 200129852. Its totient is φ = 200129850.

The previous prime is 200129833. The next prime is 200129857. The reversal of 200129851 is 158921002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200129851 - 2¹⁵ = 200097083 is a prime.

It is a super-2 number, since 2×200129851² = 80103914522564402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200129857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100064925 + 100064926.

It is an arithmetic number, because the mean of its divisors is an integer number (100064926).

Almost surely, 2^200129851 is an apocalyptic number.

200129851 is a deficient number, since it is larger than the sum of its proper divisors (1).

200129851 is an equidigital number, since it uses as much as digits as its factorization.

200129851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 200129851 is about 14146.7258049345. The cubic root of 200129851 is about 584.9300824712.

The spelling of 200129851 in words is "two hundred million, one hundred twenty-nine thousand, eight hundred fifty-one".