9948108545 has 4 divisors (see below), whose sum is σ = 11937730260. Its totient is φ = 7958486832.

The previous prime is 9948108509. The next prime is 9948108551. The reversal of 9948108545 is 5458018499.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7007866369 + 2940242176 = 83713^2 + 54224^2 .

It is a cyclic number.

It is not a de Polignac number, because 9948108545 - 2²² = 9943914241 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 994810850 + ... + 994810859.

It is an arithmetic number, because the mean of its divisors is an integer number (2984432565).

Almost surely, 2^9948108545 is an apocalyptic number.

It is an amenable number.

9948108545 is a deficient number, since it is larger than the sum of its proper divisors (1989621715).

9948108545 is a wasteful number, since it uses less digits than its factorization.

9948108545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989621714.

The product of its (nonzero) digits is 2073600, while the sum is 53.

The square root of 9948108545 is about 99740.2052584613. The cubic root of 9948108545 is about 2150.7016671413.

The spelling of 9948108545 in words is "nine billion, nine hundred forty-eight million, one hundred eight thousand, five hundred forty-five".