811031604014 has 4 divisors (see below), whose sum is σ = 1216547406024. Its totient is φ = 405515802006.

The previous prime is 811031603983. The next prime is 811031604041. The reversal of 811031604014 is 410406130118.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410406130118 = 2 ⋅205203065059.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202757901002 + ... + 202757901005.

It is an arithmetic number, because the mean of its divisors is an integer number (304136851506).

Almost surely, 2^811031604014 is an apocalyptic number.

811031604014 is a deficient number, since it is larger than the sum of its proper divisors (405515802010).

811031604014 is a wasteful number, since it uses less digits than its factorization.

811031604014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405515802009.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 811031604014 in words is "eight hundred eleven billion, thirty-one million, six hundred four thousand, fourteen".