2153511216089 has 2 divisors, whose sum is σ = 2153511216090. Its totient is φ = 2153511216088.

The previous prime is 2153511216071. The next prime is 2153511216139. The reversal of 2153511216089 is 9806121153512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1354740028489 + 798771187600 = 1163933^2 + 893740^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153511216089 - 2³⁶ = 2084791739353 is a prime.

It is a super-2 number, since 2×2153511216089² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2153511216019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076755608044 + 1076755608045.

It is an arithmetic number, because the mean of its divisors is an integer number (1076755608045).

Almost surely, 2^{2153511216089} is an apocalyptic number.

It is an amenable number.

2153511216089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153511216089 is an equidigital number, since it uses as much as digits as its factorization.

2153511216089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 44.

The spelling of 2153511216089 in words is "two trillion, one hundred fifty-three billion, five hundred eleven million, two hundred sixteen thousand, eighty-nine".