9405848897 has 2 divisors, whose sum is σ = 9405848898. Its totient is φ = 9405848896.

The previous prime is 9405848861. The next prime is 9405848953. The reversal of 9405848897 is 7988485049.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7477233841 + 1928615056 = 86471^2 + 43916^2 .

It is a cyclic number.

It is not a de Polignac number, because 9405848897 - 2⁶ = 9405848833 is a prime.

It is a super-2 number, since 2×9405848897² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9405868897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4702924448 + 4702924449.

It is an arithmetic number, because the mean of its divisors is an integer number (4702924449).

Almost surely, 2^9405848897 is an apocalyptic number.

It is an amenable number.

9405848897 is a deficient number, since it is larger than the sum of its proper divisors (1).

9405848897 is an equidigital number, since it uses as much as digits as its factorization.

9405848897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 62.

The square root of 9405848897 is about 96983.7558408623. The cubic root of 9405848897 is about 2110.8919281948.

The spelling of 9405848897 in words is "nine billion, four hundred five million, eight hundred forty-eight thousand, eight hundred ninety-seven".