650011051 has 4 divisors (see below), whose sum is σ = 652801032. Its totient is φ = 647221072.

The previous prime is 650011049. The next prime is 650011067. The reversal of 650011051 is 150110056.

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

It is a cyclic number.

It is not a de Polignac number, because 650011051 - 2¹ = 650011049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650018051) 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, 1394641 + ... + 1395106.

It is an arithmetic number, because the mean of its divisors is an integer number (163200258).

Almost surely, 2^650011051 is an apocalyptic number.

650011051 is a deficient number, since it is larger than the sum of its proper divisors (2789981).

650011051 is a wasteful number, since it uses less digits than its factorization.

650011051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789980.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 650011051 is about 25495.3142949837. The cubic root of 650011051 is about 866.2440144456.

The spelling of 650011051 in words is "six hundred fifty million, eleven thousand, fifty-one".