4631135 has 4 divisors (see below), whose sum is σ = 5557368. Its totient is φ = 3704904.

The previous prime is 4631131. The next prime is 4631141. The reversal of 4631135 is 5311364.

It is a happy number.

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 4631135 - 2² = 4631131 is a prime.

It is a super-2 number, since 2×4631135² = 42894822776450, 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 4631135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4631131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463109 + ... + 463118.

It is an arithmetic number, because the mean of its divisors is an integer number (1389342).

Almost surely, 2^4631135 is an apocalyptic number.

4631135 is a deficient number, since it is larger than the sum of its proper divisors (926233).

4631135 is an equidigital number, since it uses as much as digits as its factorization.

4631135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926232.

The product of its digits is 1080, while the sum is 23.

The square root of 4631135 is about 2152.0072025902. The cubic root of 4631135 is about 166.6847291535.

Adding to 4631135 its reverse (5311364), we get a palindrome (9942499).

The spelling of 4631135 in words is "four million, six hundred thirty-one thousand, one hundred thirty-five".