4311687 has 4 divisors (see below), whose sum is σ = 5748920. Its totient is φ = 2874456.

The previous prime is 4311677. The next prime is 4311701. The reversal of 4311687 is 7861134.

It is a happy number.

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

It is not a de Polignac number, because 4311687 - 2¹² = 4307591 is a prime.

It is a D-number.

It is a Duffinian number.

4311687 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4311607) 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, 718612 + ... + 718617.

It is an arithmetic number, because the mean of its divisors is an integer number (1437230).

Almost surely, 2^4311687 is an apocalyptic number.

4311687 is a deficient number, since it is larger than the sum of its proper divisors (1437233).

4311687 is a wasteful number, since it uses less digits than its factorization.

4311687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437232.

The product of its digits is 4032, while the sum is 30.

The square root of 4311687 is about 2076.4602091059. The cubic root of 4311687 is about 162.7605225369.

The spelling of 4311687 in words is "four million, three hundred eleven thousand, six hundred eighty-seven".