4454531131 has 4 divisors (see below), whose sum is σ = 4716562392. Its totient is φ = 4192499872.

The previous prime is 4454531117. The next prime is 4454531183. The reversal of 4454531131 is 1311354544.

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 4454531131 - 2⁵ = 4454531099 is a prime.

It is a super-2 number, since 2×4454531131² = 39685695194096278322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4454531093 and 4454531102.

It is not an unprimeable number, because it can be changed into a prime (4454535131) 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, 131015605 + ... + 131015638.

It is an arithmetic number, because the mean of its divisors is an integer number (1179140598).

Almost surely, 2^4454531131 is an apocalyptic number.

4454531131 is a deficient number, since it is larger than the sum of its proper divisors (262031261).

4454531131 is a wasteful number, since it uses less digits than its factorization.

4454531131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262031260.

The product of its digits is 14400, while the sum is 31.

The square root of 4454531131 is about 66742.2739423823. The cubic root of 4454531131 is about 1645.3842385471.

Adding to 4454531131 its reverse (1311354544), we get a palindrome (5765885675).

The spelling of 4454531131 in words is "four billion, four hundred fifty-four million, five hundred thirty-one thousand, one hundred thirty-one".