4551131 has 4 divisors (see below), whose sum is σ = 4901232. Its totient is φ = 4201032.

The previous prime is 4551119. The next prime is 4551137. The reversal of 4551131 is 1311554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4551131 is a prime.

It is a super-2 number, since 2×4551131² = 41425586758322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4551137) 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, 175031 + ... + 175056.

It is an arithmetic number, because the mean of its divisors is an integer number (1225308).

Almost surely, 2^4551131 is an apocalyptic number.

4551131 is a deficient number, since it is larger than the sum of its proper divisors (350101).

4551131 is a wasteful number, since it uses less digits than its factorization.

4551131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350100.

The product of its digits is 300, while the sum is 20.

The square root of 4551131 is about 2133.3379947866. The cubic root of 4551131 is about 165.7193083878.

Adding to 4551131 its reverse (1311554), we get a palindrome (5862685).

It can be divided in two parts, 455 and 1131, that multiplied together give a triangular number (514605 = T₁₀₁₄).

The spelling of 4551131 in words is "four million, five hundred fifty-one thousand, one hundred thirty-one".