814007087 has 4 divisors (see below), whose sum is σ = 814126920. Its totient is φ = 813887256.

The previous prime is 814007081. The next prime is 814007093. The reversal of 814007087 is 780700418.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (814007081) and next prime (814007093).

It is a cyclic number.

It is not a de Polignac number, because 814007087 - 2²⁶ = 746898223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814007081) 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, 49073 + ... + 63530.

It is an arithmetic number, because the mean of its divisors is an integer number (203531730).

Almost surely, 2^814007087 is an apocalyptic number.

814007087 is a deficient number, since it is larger than the sum of its proper divisors (119833).

814007087 is a wasteful number, since it uses less digits than its factorization.

814007087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119832.

The product of its (nonzero) digits is 12544, while the sum is 35.

The square root of 814007087 is about 28530.8094347146. The cubic root of 814007087 is about 933.7043783933.

The spelling of 814007087 in words is "eight hundred fourteen million, seven thousand, eighty-seven".