11153535473 has 2 divisors, whose sum is σ = 11153535474. Its totient is φ = 11153535472.

The previous prime is 11153535413. The next prime is 11153535487. The reversal of 11153535473 is 37453535111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11153049664 + 485809 = 105608^2 + 697^2 .

It is a cyclic number.

It is not a de Polignac number, because 11153535473 - 2²² = 11149341169 is a prime.

It is not a weakly prime, because it can be changed into another prime (11153535413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5576767736 + 5576767737.

It is an arithmetic number, because the mean of its divisors is an integer number (5576767737).

Almost surely, 2^11153535473 is an apocalyptic number.

It is an amenable number.

11153535473 is a deficient number, since it is larger than the sum of its proper divisors (1).

11153535473 is an equidigital number, since it uses as much as digits as its factorization.

11153535473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94500, while the sum is 38.

The spelling of 11153535473 in words is "eleven billion, one hundred fifty-three million, five hundred thirty-five thousand, four hundred seventy-three".