8148326537 has 4 divisors (see below), whose sum is σ = 8775120900. Its totient is φ = 7521532176.

The previous prime is 8148326519. The next prime is 8148326539. The reversal of 8148326537 is 7356238418.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1095014281 + 7053312256 = 33091^2 + 83984^2 .

It is a cyclic number.

It is not a de Polignac number, because 8148326537 - 2²⁶ = 8081217673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8148326491 and 8148326500.

It is not an unprimeable number, because it can be changed into a prime (8148326539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313397162 + ... + 313397187.

It is an arithmetic number, because the mean of its divisors is an integer number (2193780225).

Almost surely, 2^8148326537 is an apocalyptic number.

It is an amenable number.

8148326537 is a deficient number, since it is larger than the sum of its proper divisors (626794363).

8148326537 is a wasteful number, since it uses less digits than its factorization.

8148326537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626794362.

The product of its digits is 967680, while the sum is 47.

The square root of 8148326537 is about 90268.0814961745. The cubic root of 8148326537 is about 2012.2849304885.

The spelling of 8148326537 in words is "eight billion, one hundred forty-eight million, three hundred twenty-six thousand, five hundred thirty-seven".