4613131 has 4 divisors (see below), whose sum is σ = 4642672. Its totient is φ = 4583592.

The previous prime is 4613113. The next prime is 4613209. The reversal of 4613131 is 1313164.

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 4613131 - 2⁵ = 4613099 is a prime.

It is a super-2 number, since 2×4613131² = 42561955246322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4613099 and 4613108.

It is not an unprimeable number, because it can be changed into a prime (4613101) 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, 14535 + ... + 14848.

It is an arithmetic number, because the mean of its divisors is an integer number (1160668).

Almost surely, 2^4613131 is an apocalyptic number.

4613131 is a deficient number, since it is larger than the sum of its proper divisors (29541).

4613131 is a wasteful number, since it uses less digits than its factorization.

4613131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29540.

The product of its digits is 216, while the sum is 19.

The square root of 4613131 is about 2147.8200576398. The cubic root of 4613131 is about 166.4684474594.

Adding to 4613131 its reverse (1313164), we get a palindrome (5926295).

The spelling of 4613131 in words is "four million, six hundred thirteen thousand, one hundred thirty-one".