2148284505 has 8 divisors (see below), whose sum is σ = 3437255232. Its totient is φ = 1145751728.

The previous prime is 2148284477. The next prime is 2148284521. The reversal of 2148284505 is 5054828412.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2148284505 - 2⁷ = 2148284377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71609469 + ... + 71609498.

It is an arithmetic number, because the mean of its divisors is an integer number (429656904).

Almost surely, 2^2148284505 is an apocalyptic number.

It is an amenable number.

2148284505 is a deficient number, since it is larger than the sum of its proper divisors (1288970727).

2148284505 is a wasteful number, since it uses less digits than its factorization.

2148284505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143218975.

The product of its (nonzero) digits is 102400, while the sum is 39.

The square root of 2148284505 is about 46349.5901276376. The cubic root of 2148284505 is about 1290.3195140280.

The spelling of 2148284505 in words is "two billion, one hundred forty-eight million, two hundred eighty-four thousand, five hundred five".