677005111 has 4 divisors (see below), whose sum is σ = 684612000. Its totient is φ = 669398224.

The previous prime is 677005081. The next prime is 677005129. The reversal of 677005111 is 111500776.

677005111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 677005111 - 2¹³ = 676996919 is a prime.

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 677005111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677005181) 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, 3803311 + ... + 3803488.

It is an arithmetic number, because the mean of its divisors is an integer number (171153000).

Almost surely, 2^677005111 is an apocalyptic number.

677005111 is a deficient number, since it is larger than the sum of its proper divisors (7606889).

677005111 is an equidigital number, since it uses as much as digits as its factorization.

677005111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7606888.

The product of its (nonzero) digits is 1470, while the sum is 28.

The square root of 677005111 is about 26019.3218781735. The cubic root of 677005111 is about 878.0730524709.

Adding to 677005111 its reverse (111500776), we get a palindrome (788505887).

The spelling of 677005111 in words is "six hundred seventy-seven million, five thousand, one hundred eleven".