785045087 has 2 divisors, whose sum is σ = 785045088. Its totient is φ = 785045086.

The previous prime is 785045077. The next prime is 785045099. The reversal of 785045087 is 780540587.

It is a weak prime.

It is an emirp because it is prime and its reverse (780540587) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 785045087 - 2²⁸ = 516609631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (785045077) by changing a digit.

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, 392522543 + 392522544.

It is an arithmetic number, because the mean of its divisors is an integer number (392522544).

Almost surely, 2^785045087 is an apocalyptic number.

785045087 is a deficient number, since it is larger than the sum of its proper divisors (1).

785045087 is an equidigital number, since it uses as much as digits as its factorization.

785045087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 313600, while the sum is 44.

The square root of 785045087 is about 28018.6560527089. The cubic root of 785045087 is about 922.4967964773.

The spelling of 785045087 in words is "seven hundred eighty-five million, forty-five thousand, eighty-seven".