9545954641 has 4 divisors (see below), whose sum is σ = 9548192932. Its totient is φ = 9543716352.

The previous prime is 9545954633. The next prime is 9545954659. The reversal of 9545954641 is 1464595459.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1464595459 = 13901 ⋅105359.

It can be written as a sum of positive squares in 2 ways, for example, as 1924664641 + 7621290000 = 43871^2 + 87300^2 .

It is a cyclic number.

It is not a de Polignac number, because 9545954641 - 2³ = 9545954633 is a prime.

It is a super-2 number, since 2×9545954641² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9545954611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112736 + ... + 1121281.

It is an arithmetic number, because the mean of its divisors is an integer number (2387048233).

Almost surely, 2^9545954641 is an apocalyptic number.

It is an amenable number.

9545954641 is a deficient number, since it is larger than the sum of its proper divisors (2238291).

9545954641 is a wasteful number, since it uses less digits than its factorization.

9545954641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238290.

The product of its digits is 3888000, while the sum is 52.

The square root of 9545954641 is about 97703.4013788671. The cubic root of 9545954641 is about 2121.3213135578.

It can be divided in two parts, 954 and 5954641, that added together give a palindrome (5955595).

The spelling of 9545954641 in words is "nine billion, five hundred forty-five million, nine hundred fifty-four thousand, six hundred forty-one".