5523981953 has 4 divisors (see below), whose sum is σ = 6313122240. Its totient is φ = 4734841668.

The previous prime is 5523981949. The next prime is 5523981997. The reversal of 5523981953 is 3591893255.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5523981953 - 2² = 5523981949 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5523981923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394570133 + ... + 394570146.

It is an arithmetic number, because the mean of its divisors is an integer number (1578280560).

Almost surely, 2^5523981953 is an apocalyptic number.

It is an amenable number.

5523981953 is a deficient number, since it is larger than the sum of its proper divisors (789140287).

5523981953 is an equidigital number, since it uses as much as digits as its factorization.

5523981953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789140286.

The product of its digits is 1458000, while the sum is 50.

The square root of 5523981953 is about 74323.4952959022. The cubic root of 5523981953 is about 1767.7360430904.

The spelling of 5523981953 in words is "five billion, five hundred twenty-three million, nine hundred eighty-one thousand, nine hundred fifty-three".