9145934663 has 2 divisors, whose sum is σ = 9145934664. Its totient is φ = 9145934662.

The previous prime is 9145934641. The next prime is 9145934687. The reversal of 9145934663 is 3664395419.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9145934663 - 2¹⁰ = 9145933639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9145936663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4572967331 + 4572967332.

It is an arithmetic number, because the mean of its divisors is an integer number (4572967332).

Almost surely, 2^9145934663 is an apocalyptic number.

9145934663 is a deficient number, since it is larger than the sum of its proper divisors (1).

9145934663 is an equidigital number, since it uses as much as digits as its factorization.

9145934663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 50.

The square root of 9145934663 is about 95634.3801307877. The cubic root of 9145934663 is about 2091.2664243760.

The spelling of 9145934663 in words is "nine billion, one hundred forty-five million, nine hundred thirty-four thousand, six hundred sixty-three".