1000052129 has 4 divisors (see below), whose sum is σ = 1000181040. Its totient is φ = 999923220.

The previous prime is 1000052083. The next prime is 1000052159. The reversal of 1000052129 is 9212500001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1000052129 - 2²⁴ = 983274913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000052129.

It is not an unprimeable number, because it can be changed into a prime (1000052159) 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 in 3 ways as a sum of consecutive naturals, for example, 52019 + ... + 68600.

It is an arithmetic number, because the mean of its divisors is an integer number (250045260).

Almost surely, 2^1000052129 is an apocalyptic number.

It is an amenable number.

1000052129 is a deficient number, since it is larger than the sum of its proper divisors (128911).

1000052129 is an equidigital number, since it uses as much as digits as its factorization.

1000052129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128910.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1000052129 is about 31623.6008228032. The cubic root of 1000052129 is about 1000.0173760314.

The spelling of 1000052129 in words is "one billion, fifty-two thousand, one hundred twenty-nine".