1814115272 has 8 divisors (see below), whose sum is σ = 3401466150. Its totient is φ = 907057632.

The previous prime is 1814115241. The next prime is 1814115311. The reversal of 1814115272 is 2725114181.

It can be written as a sum of positive squares in only one way, i.e., 1805740036 + 8375236 = 42494^2 + 2894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 113382197 + ... + 113382212.

Almost surely, 2^1814115272 is an apocalyptic number.

It is an amenable number.

1814115272 is a deficient number, since it is larger than the sum of its proper divisors (1587350878).

1814115272 is a wasteful number, since it uses less digits than its factorization.

1814115272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226764415 (or 226764411 counting only the distinct ones).

The product of its digits is 4480, while the sum is 32.

The square root of 1814115272 is about 42592.4320977330. The cubic root of 1814115272 is about 1219.6118249059.

The spelling of 1814115272 in words is "one billion, eight hundred fourteen million, one hundred fifteen thousand, two hundred seventy-two".