9791482531 has 4 divisors (see below), whose sum is σ = 10056117232. Its totient is φ = 9526847832.

The previous prime is 9791482523. The next prime is 9791482633. The reversal of 9791482531 is 1352841979.

It is a happy number.

9791482531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9791482531 - 2³ = 9791482523 is a prime.

It is a super-2 number, since 2×9791482531² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9791482501) 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, 132317295 + ... + 132317368.

It is an arithmetic number, because the mean of its divisors is an integer number (2514029308).

Almost surely, 2^9791482531 is an apocalyptic number.

9791482531 is a deficient number, since it is larger than the sum of its proper divisors (264634701).

9791482531 is a wasteful number, since it uses less digits than its factorization.

9791482531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264634700.

The product of its digits is 544320, while the sum is 49.

The square root of 9791482531 is about 98951.9202997092. The cubic root of 9791482531 is about 2139.3548096494.

The spelling of 9791482531 in words is "nine billion, seven hundred ninety-one million, four hundred eighty-two thousand, five hundred thirty-one".