2148182773 has 24 divisors (see below), whose sum is σ = 2481333120. Its totient is φ = 1843944960.

The previous prime is 2148182749. The next prime is 2148182779. The reversal of 2148182773 is 3772818412.

It is not a de Polignac number, because 2148182773 - 2²¹ = 2146085621 is a prime.

It is a super-2 number, since 2×2148182773² = 9229378452427939058, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2148182779) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 457365 + ... + 462037.

It is an arithmetic number, because the mean of its divisors is an integer number (103388880).

Almost surely, 2^2148182773 is an apocalyptic number.

2148182773 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2148182773 is a deficient number, since it is larger than the sum of its proper divisors (333150347).

2148182773 is a wasteful number, since it uses less digits than its factorization.

2148182773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4809 (or 4786 counting only the distinct ones).

The product of its digits is 150528, while the sum is 43.

The square root of 2148182773 is about 46348.4926723621. The cubic root of 2148182773 is about 1290.2991460155.

The spelling of 2148182773 in words is "two billion, one hundred forty-eight million, one hundred eighty-two thousand, seven hundred seventy-three".