2153535156511 has 2 divisors, whose sum is σ = 2153535156512. Its totient is φ = 2153535156510.

The previous prime is 2153535156499. The next prime is 2153535156541. The reversal of 2153535156511 is 1156515353512.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2153535156511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153535156541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076767578255 + 1076767578256.

It is an arithmetic number, because the mean of its divisors is an integer number (1076767578256).

Almost surely, 2^{2153535156511} is an apocalyptic number.

2153535156511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153535156511 is an equidigital number, since it uses as much as digits as its factorization.

2153535156511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 337500, while the sum is 43.

The spelling of 2153535156511 in words is "two trillion, one hundred fifty-three billion, five hundred thirty-five million, one hundred fifty-six thousand, five hundred eleven".