785055127 has 4 divisors (see below), whose sum is σ = 785327176. Its totient is φ = 784783080.

The previous prime is 785055079. The next prime is 785055137. The reversal of 785055127 is 721550587.

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

It is a cyclic number.

It is not a de Polignac number, because 785055127 - 2¹⁹ = 784530839 is a prime.

It is a super-2 number, since 2×785055127² = 1232623104857972258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 785055127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (785055137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131649 + ... + 137482.

It is an arithmetic number, because the mean of its divisors is an integer number (196331794).

Almost surely, 2^785055127 is an apocalyptic number.

785055127 is a deficient number, since it is larger than the sum of its proper divisors (272049).

785055127 is a wasteful number, since it uses less digits than its factorization.

785055127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272048.

The product of its (nonzero) digits is 98000, while the sum is 40.

The square root of 785055127 is about 28018.8352184740. The cubic root of 785055127 is about 922.5007290873.

The spelling of 785055127 in words is "seven hundred eighty-five million, fifty-five thousand, one hundred twenty-seven".