1650000011 has 4 divisors (see below), whose sum is σ = 1800000024. Its totient is φ = 1500000000.

The previous prime is 1649999987. The next prime is 1650000049. The reversal of 1650000011 is 1100000561.

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-1650000011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1650000091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74999990 + ... + 75000011.

It is an arithmetic number, because the mean of its divisors is an integer number (450000006).

Almost surely, 2^1650000011 is an apocalyptic number.

1650000011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1650000011 is a deficient number, since it is larger than the sum of its proper divisors (150000013).

1650000011 is a wasteful number, since it uses less digits than its factorization.

1650000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150000012.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1650000011 is about 40620.1921585804. The cubic root of 1650000011 is about 1181.6657530934.

Adding to 1650000011 its reverse (1100000561), we get a palindrome (2750000572).

The spelling of 1650000011 in words is "one billion, six hundred fifty million, eleven", and thus it is an aban number.