5513971523 has 2 divisors, whose sum is σ = 5513971524. Its totient is φ = 5513971522.

The previous prime is 5513971517. The next prime is 5513971531. The reversal of 5513971523 is 3251793155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5513971523 - 2⁶ = 5513971459 is a prime.

It is not a weakly prime, because it can be changed into another prime (5513970523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2756985761 + 2756985762.

It is an arithmetic number, because the mean of its divisors is an integer number (2756985762).

Almost surely, 2^5513971523 is an apocalyptic number.

5513971523 is a deficient number, since it is larger than the sum of its proper divisors (1).

5513971523 is an equidigital number, since it uses as much as digits as its factorization.

5513971523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141750, while the sum is 41.

The square root of 5513971523 is about 74256.1211146933. The cubic root of 5513971523 is about 1766.6675808745.

The spelling of 5513971523 in words is "five billion, five hundred thirteen million, nine hundred seventy-one thousand, five hundred twenty-three".