9546449741 has 2 divisors, whose sum is σ = 9546449742. Its totient is φ = 9546449740.

The previous prime is 9546449723. The next prime is 9546449743. The reversal of 9546449741 is 1479446459.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9518929225 + 27520516 = 97565^2 + 5246^2 .

It is a cyclic number.

It is not a de Polignac number, because 9546449741 - 2⁶ = 9546449677 is a prime.

It is a super-2 number, since 2×9546449741² (a number of 21 digits) contains 22 as substring.

Together with 9546449743, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9546449743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4773224870 + 4773224871.

It is an arithmetic number, because the mean of its divisors is an integer number (4773224871).

Almost surely, 2^9546449741 is an apocalyptic number.

It is an amenable number.

9546449741 is a deficient number, since it is larger than the sum of its proper divisors (1).

9546449741 is an equidigital number, since it uses as much as digits as its factorization.

9546449741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 53.

The square root of 9546449741 is about 97705.9350346743. The cubic root of 9546449741 is about 2121.3579869644.

The spelling of 9546449741 in words is "nine billion, five hundred forty-six million, four hundred forty-nine thousand, seven hundred forty-one".