2148334277 has 8 divisors (see below), whose sum is σ = 2242258200. Its totient is φ = 2056387840.

The previous prime is 2148334273. The next prime is 2148334289. The reversal of 2148334277 is 7724338412.

It can be written as a sum of positive squares in 4 ways, for example, as 25060036 + 2123274241 = 5006^2 + 46079^2 .

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 2148334277 - 2² = 2148334273 is a prime.

It is a super-2 number, since 2×2148334277² = 9230680331466225458, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2148334273) 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 7 ways as a sum of consecutive naturals, for example, 492152 + ... + 496497.

It is an arithmetic number, because the mean of its divisors is an integer number (280282275).

Almost surely, 2^2148334277 is an apocalyptic number.

It is an amenable number.

2148334277 is a deficient number, since it is larger than the sum of its proper divisors (93923923).

2148334277 is an equidigital number, since it uses as much as digits as its factorization.

2148334277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988743.

The product of its digits is 225792, while the sum is 41.

The square root of 2148334277 is about 46350.1270440546. The cubic root of 2148334277 is about 1290.3294787676.

The spelling of 2148334277 in words is "two billion, one hundred forty-eight million, three hundred thirty-four thousand, two hundred seventy-seven".