2162006551 has 2 divisors, whose sum is σ = 2162006552. Its totient is φ = 2162006550.

The previous prime is 2162006543. The next prime is 2162006593. The reversal of 2162006551 is 1556002612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2162006551 - 2³ = 2162006543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2162006851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081003275 + 1081003276.

It is an arithmetic number, because the mean of its divisors is an integer number (1081003276).

Almost surely, 2^2162006551 is an apocalyptic number.

2162006551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2162006551 is an equidigital number, since it uses as much as digits as its factorization.

2162006551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2162006551 is about 46497.3821951301. The cubic root of 2162006551 is about 1293.0609663476.

The spelling of 2162006551 in words is "two billion, one hundred sixty-two million, six thousand, five hundred fifty-one".