9617616241 has 2 divisors, whose sum is σ = 9617616242. Its totient is φ = 9617616240.

The previous prime is 9617616149. The next prime is 9617616257. The reversal of 9617616241 is 1426167169.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9342189025 + 275427216 = 96655^2 + 16596^2 .

It is a cyclic number.

It is not a de Polignac number, because 9617616241 - 2¹⁵ = 9617583473 is a prime.

It is not a weakly prime, because it can be changed into another prime (9617616271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4808808120 + 4808808121.

It is an arithmetic number, because the mean of its divisors is an integer number (4808808121).

Almost surely, 2^9617616241 is an apocalyptic number.

It is an amenable number.

9617616241 is a deficient number, since it is larger than the sum of its proper divisors (1).

9617616241 is an equidigital number, since it uses as much as digits as its factorization.

9617616241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 9617616241 is about 98069.4460114872. The cubic root of 9617616241 is about 2126.6163474296.

The spelling of 9617616241 in words is "nine billion, six hundred seventeen million, six hundred sixteen thousand, two hundred forty-one".