2153663771411 has 2 divisors, whose sum is σ = 2153663771412. Its totient is φ = 2153663771410.

The previous prime is 2153663771387. The next prime is 2153663771431. The reversal of 2153663771411 is 1141773663512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2153663771411 - 2¹⁸ = 2153663509267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2153663771431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076831885705 + 1076831885706.

It is an arithmetic number, because the mean of its divisors is an integer number (1076831885706).

Almost surely, 2^{2153663771411} is an apocalyptic number.

2153663771411 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153663771411 is an equidigital number, since it uses as much as digits as its factorization.

2153663771411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The spelling of 2153663771411 in words is "two trillion, one hundred fifty-three billion, six hundred sixty-three million, seven hundred seventy-one thousand, four hundred eleven".