1006551011 has 8 divisors (see below), whose sum is σ = 1121852880. Its totient is φ = 897481728.

The previous prime is 1006550989. The next prime is 1006551019. The reversal of 1006551011 is 1101556001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1006551011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006551019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1557806 + ... + 1558451.

It is an arithmetic number, because the mean of its divisors is an integer number (140231610).

Almost surely, 2^1006551011 is an apocalyptic number.

1006551011 is a deficient number, since it is larger than the sum of its proper divisors (115301869).

1006551011 is a wasteful number, since it uses less digits than its factorization.

1006551011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3116293.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 1006551011 is about 31726.1880943803. The cubic root of 1006551011 is about 1002.1789191962.

The spelling of 1006551011 in words is "one billion, six million, five hundred fifty-one thousand, eleven".