2016551533 has 2 divisors, whose sum is σ = 2016551534. Its totient is φ = 2016551532.

The previous prime is 2016551531. The next prime is 2016551561. The reversal of 2016551533 is 3351556102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2014483689 + 2067844 = 44883^2 + 1438^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016551533 - 2¹ = 2016551531 is a prime.

Together with 2016551531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2016551495 and 2016551504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016551531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008275766 + 1008275767.

It is an arithmetic number, because the mean of its divisors is an integer number (1008275767).

Almost surely, 2^2016551533 is an apocalyptic number.

It is an amenable number.

2016551533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016551533 is an equidigital number, since it uses as much as digits as its factorization.

2016551533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 2016551533 is about 44906.0300293847. The cubic root of 2016551533 is about 1263.3871101106.

The spelling of 2016551533 in words is "two billion, sixteen million, five hundred fifty-one thousand, five hundred thirty-three".