5671506523 has 4 divisors (see below), whose sum is σ = 5671661320. Its totient is φ = 5671351728.

The previous prime is 5671506509. The next prime is 5671506551. The reversal of 5671506523 is 3256051765.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5671506523 - 2⁹ = 5671506011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5671506563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11911 + ... + 107167.

It is an arithmetic number, because the mean of its divisors is an integer number (1417915330).

Almost surely, 2^5671506523 is an apocalyptic number.

5671506523 is a deficient number, since it is larger than the sum of its proper divisors (154797).

5671506523 is an equidigital number, since it uses as much as digits as its factorization.

5671506523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154796.

The product of its (nonzero) digits is 189000, while the sum is 40.

The square root of 5671506523 is about 75309.4052758352. The cubic root of 5671506523 is about 1783.3345022692.

The spelling of 5671506523 in words is "five billion, six hundred seventy-one million, five hundred six thousand, five hundred twenty-three".