2051054051 has 4 divisors (see below), whose sum is σ = 2056220832. Its totient is φ = 2045887272.

The previous prime is 2051054021. The next prime is 2051054059. The reversal of 2051054051 is 1504501502.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2051054051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051054059) 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, 2582795 + ... + 2583588.

It is an arithmetic number, because the mean of its divisors is an integer number (514055208).

Almost surely, 2^2051054051 is an apocalyptic number.

2051054051 is a deficient number, since it is larger than the sum of its proper divisors (5166781).

2051054051 is an equidigital number, since it uses as much as digits as its factorization.

2051054051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166780.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 2051054051 is about 45288.5642408765. The cubic root of 2051054051 is about 1270.5517785440.

Adding to 2051054051 its reverse (1504501502), we get a palindrome (3555555553).

The spelling of 2051054051 in words is "two billion, fifty-one million, fifty-four thousand, fifty-one".