1148486805091 has 8 divisors (see below), whose sum is σ = 1239745877280. Its totient is φ = 1060671471552.

The previous prime is 1148486805079. The next prime is 1148486805119. The reversal of 1148486805091 is 1905086848411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1148486805091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1148486305091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860933970 + ... + 860935303.

It is an arithmetic number, because the mean of its divisors is an integer number (154968234660).

Almost surely, 2^{1148486805091} is an apocalyptic number.

1148486805091 is a deficient number, since it is larger than the sum of its proper divisors (91259072189).

1148486805091 is a wasteful number, since it uses less digits than its factorization.

1148486805091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721869325.

The product of its (nonzero) digits is 2211840, while the sum is 55.

The spelling of 1148486805091 in words is "one trillion, one hundred forty-eight billion, four hundred eighty-six million, eight hundred five thousand, ninety-one".