9963273541 has 8 divisors (see below), whose sum is σ = 10732784384. Its totient is φ = 9194206320.

The previous prime is 9963273493. The next prime is 9963273569. The reversal of 9963273541 is 1453723699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9963273541 - 2¹³ = 9963265349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9963273581) 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 7 ways as a sum of consecutive naturals, for example, 63501 + ... + 154786.

It is an arithmetic number, because the mean of its divisors is an integer number (1341598048).

Almost surely, 2^9963273541 is an apocalyptic number.

It is an amenable number.

9963273541 is a deficient number, since it is larger than the sum of its proper divisors (769510843).

9963273541 is a wasteful number, since it uses less digits than its factorization.

9963273541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221811.

The product of its digits is 1224720, while the sum is 49.

The square root of 9963273541 is about 99816.1987905771. The cubic root of 9963273541 is about 2151.7939626593.

The spelling of 9963273541 in words is "nine billion, nine hundred sixty-three million, two hundred seventy-three thousand, five hundred forty-one".