2160553 has 2 divisors, whose sum is σ = 2160554. Its totient is φ = 2160552.

The previous prime is 2160533. The next prime is 2160563. The reversal of 2160553 is 3550612.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2152089 + 8464 = 1467^2 + 92^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2160553 is a prime.

It is not a weakly prime, because it can be changed into another prime (2160533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080276 + 1080277.

It is an arithmetic number, because the mean of its divisors is an integer number (1080277).

2^2160553 is an apocalyptic number.

It is an amenable number.

2160553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2160553 is an equidigital number, since it uses as much as digits as its factorization.

2160553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2160553 is about 1469.8819680505. The cubic root of 2160553 is about 129.2771119642.

The spelling of 2160553 in words is "two million, one hundred sixty thousand, five hundred fifty-three".