1812771014 has 8 divisors (see below), whose sum is σ = 2731350720. Its totient is φ = 902320776.

The previous prime is 1812771011. The next prime is 1812771029. The reversal of 1812771014 is 4101772181.

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

It is a super-2 number, since 2×1812771014² = 6572277498397176392, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1812771011) 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 3 ways as a sum of consecutive naturals, for example, 2031809 + ... + 2032700.

It is an arithmetic number, because the mean of its divisors is an integer number (341418840).

Almost surely, 2^1812771014 is an apocalyptic number.

1812771014 is a deficient number, since it is larger than the sum of its proper divisors (918579706).

1812771014 is a wasteful number, since it uses less digits than its factorization.

1812771014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064734.

The product of its (nonzero) digits is 3136, while the sum is 32.

The square root of 1812771014 is about 42576.6486938556. The cubic root of 1812771014 is about 1219.3105066649.

The spelling of 1812771014 in words is "one billion, eight hundred twelve million, seven hundred seventy-one thousand, fourteen".