2860685311 has 4 divisors (see below), whose sum is σ = 3120747624. Its totient is φ = 2600623000.

The previous prime is 2860685299. The next prime is 2860685323. The reversal of 2860685311 is 1135860682.

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 (2860685299) and next prime (2860685323).

It is a cyclic number.

It is not a de Polignac number, because 2860685311 - 2⁵ = 2860685279 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2860685911) 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 in 3 ways as a sum of consecutive naturals, for example, 130031140 + ... + 130031161.

It is an arithmetic number, because the mean of its divisors is an integer number (780186906).

Almost surely, 2^2860685311 is an apocalyptic number.

2860685311 is a deficient number, since it is larger than the sum of its proper divisors (260062313).

2860685311 is a wasteful number, since it uses less digits than its factorization.

2860685311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260062312.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 2860685311 is about 53485.3747392687. The cubic root of 2860685311 is about 1419.5696161474.

The spelling of 2860685311 in words is "two billion, eight hundred sixty million, six hundred eighty-five thousand, three hundred eleven".