1006005051 has 6 divisors (see below), whose sum is σ = 1453118420. Its totient is φ = 670670028.

The previous prime is 1006005037. The next prime is 1006005071. The reversal of 1006005051 is 1505006001.

1006005051 is a `hidden beast` number, since 10 + 0 + 600 + 5 + 0 + 51 = 666.

It is not a de Polignac number, because 1006005051 - 2⁵ = 1006005019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006005071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55889161 + ... + 55889178.

Almost surely, 2^1006005051 is an apocalyptic number.

1006005051 is a deficient number, since it is larger than the sum of its proper divisors (447113369).

1006005051 is a wasteful number, since it uses less digits than its factorization.

1006005051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111778345 (or 111778342 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 1006005051 is about 31717.5826790126. The cubic root of 1006005051 is about 1001.9976902429.

The spelling of 1006005051 in words is "one billion, six million, five thousand, fifty-one".