9671482157 has 2 divisors, whose sum is σ = 9671482158. Its totient is φ = 9671482156.

The previous prime is 9671482147. The next prime is 9671482217. The reversal of 9671482157 is 7512841769.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8337333481 + 1334148676 = 91309^2 + 36526^2 .

It is a cyclic number.

It is not a de Polignac number, because 9671482157 - 2⁸ = 9671481901 is a prime.

It is a super-2 number, since 2×9671482157² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9671482147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4835741078 + 4835741079.

It is an arithmetic number, because the mean of its divisors is an integer number (4835741079).

Almost surely, 2^9671482157 is an apocalyptic number.

It is an amenable number.

9671482157 is a deficient number, since it is larger than the sum of its proper divisors (1).

9671482157 is an equidigital number, since it uses as much as digits as its factorization.

9671482157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 50.

The square root of 9671482157 is about 98343.6940377979. The cubic root of 9671482157 is about 2130.5791776544.

It can be divided in two parts, 96714 and 82157, that added together give a palindrome (178871).

The spelling of 9671482157 in words is "nine billion, six hundred seventy-one million, four hundred eighty-two thousand, one hundred fifty-seven".