2051943146 has 16 divisors (see below), whose sum is σ = 3555239040. Its totient is φ = 877836480.

The previous prime is 2051943083. The next prime is 2051943161. The reversal of 2051943146 is 6413491502.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2742866 + ... + 2743613.

It is an arithmetic number, because the mean of its divisors is an integer number (222202440).

Almost surely, 2^2051943146 is an apocalyptic number.

2051943146 is a deficient number, since it is larger than the sum of its proper divisors (1503295894).

2051943146 is a wasteful number, since it uses less digits than its factorization.

2051943146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486509.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 2051943146 is about 45298.3790659224. The cubic root of 2051943146 is about 1270.7353391294.

The spelling of 2051943146 in words is "two billion, fifty-one million, nine hundred forty-three thousand, one hundred forty-six".