2010400129 has 4 divisors (see below), whose sum is σ = 2015198640. Its totient is φ = 2005601620.

The previous prime is 2010400121. The next prime is 2010400163. The reversal of 2010400129 is 9210040102.

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 2010400129 - 2³ = 2010400121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010400121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2398627 + ... + 2399464.

It is an arithmetic number, because the mean of its divisors is an integer number (503799660).

Almost surely, 2^2010400129 is an apocalyptic number.

It is an amenable number.

2010400129 is a deficient number, since it is larger than the sum of its proper divisors (4798511).

2010400129 is an equidigital number, since it uses as much as digits as its factorization.

2010400129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798510.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 2010400129 is about 44837.4857568977. The cubic root of 2010400129 is about 1262.1011655778.

The spelling of 2010400129 in words is "two billion, ten million, four hundred thousand, one hundred twenty-nine".