2148180514 has 16 divisors (see below), whose sum is σ = 3307540536. Its totient is φ = 1046016000.

The previous prime is 2148180497. The next prime is 2148180569. The reversal of 2148180514 is 4150818412.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2053449225 + 94731289 = 45315^2 + 9733^2 .

It is a super-2 number, since 2×2148180514² = 9229359041458608392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2148180514.

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, 74847 + ... + 99490.

Almost surely, 2^2148180514 is an apocalyptic number.

2148180514 is a deficient number, since it is larger than the sum of its proper divisors (1159360022).

2148180514 is a wasteful number, since it uses less digits than its factorization.

2148180514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174501.

The product of its (nonzero) digits is 10240, while the sum is 34.

The square root of 2148180514 is about 46348.4683026311. The cubic root of 2148180514 is about 1290.2986937283.

Adding to 2148180514 its reverse (4150818412), we get a palindrome (6298998926).

The spelling of 2148180514 in words is "two billion, one hundred forty-eight million, one hundred eighty thousand, five hundred fourteen".