9640119553 has 2 divisors, whose sum is σ = 9640119554. Its totient is φ = 9640119552.

The previous prime is 9640119551. The next prime is 9640119571. The reversal of 9640119553 is 3559110469.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8588284929 + 1051834624 = 92673^2 + 32432^2 .

It is an emirp because it is prime and its reverse (3559110469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9640119553 - 2¹ = 9640119551 is a prime.

It is a super-2 number, since 2×9640119553² (a number of 21 digits) contains 22 as substring.

Together with 9640119551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (9640119551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4820059776 + 4820059777.

It is an arithmetic number, because the mean of its divisors is an integer number (4820059777).

Almost surely, 2^9640119553 is an apocalyptic number.

It is an amenable number.

9640119553 is a deficient number, since it is larger than the sum of its proper divisors (1).

9640119553 is an equidigital number, since it uses as much as digits as its factorization.

9640119553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 9640119553 is about 98184.1104914639. The cubic root of 9640119553 is about 2128.2736754678.

The spelling of 9640119553 in words is "nine billion, six hundred forty million, one hundred nineteen thousand, five hundred fifty-three".