683461777 has 4 divisors (see below), whose sum is σ = 683553520. Its totient is φ = 683370036.

The previous prime is 683461741. The next prime is 683461783. The reversal of 683461777 is 777164386.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 777164386 = 2 ⋅388582193.

It is a cyclic number.

It is not a de Polignac number, because 683461777 - 2²³ = 675073169 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 683461777.

It is not an unprimeable number, because it can be changed into a prime (683461577) 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, 33603 + ... + 49960.

It is an arithmetic number, because the mean of its divisors is an integer number (170888380).

Almost surely, 2^683461777 is an apocalyptic number.

It is an amenable number.

683461777 is a deficient number, since it is larger than the sum of its proper divisors (91743).

683461777 is an equidigital number, since it uses as much as digits as its factorization.

683461777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91742.

The product of its digits is 1185408, while the sum is 49.

The square root of 683461777 is about 26143.1019008839. The cubic root of 683461777 is about 880.8556489054.

The spelling of 683461777 in words is "six hundred eighty-three million, four hundred sixty-one thousand, seven hundred seventy-seven".