4454331331 has 4 divisors (see below), whose sum is σ = 4517068464. Its totient is φ = 4391594200.

The previous prime is 4454331289. The next prime is 4454331361. The reversal of 4454331331 is 1331334544.

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 4454331331 - 2²³ = 4445942723 is a prime.

It is a super-2 number, since 2×4454331331² = 39682135212656463122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4454331293 and 4454331302.

It is not an unprimeable number, because it can be changed into a prime (4454331361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31368460 + ... + 31368601.

It is an arithmetic number, because the mean of its divisors is an integer number (1129267116).

Almost surely, 2^4454331331 is an apocalyptic number.

4454331331 is a deficient number, since it is larger than the sum of its proper divisors (62737133).

4454331331 is an equidigital number, since it uses as much as digits as its factorization.

4454331331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62737132.

The product of its digits is 25920, while the sum is 31.

The square root of 4454331331 is about 66740.7771231351. Note that the first 3 decimals coincide. The cubic root of 4454331331 is about 1645.3596379269.

Adding to 4454331331 its reverse (1331334544), we get a palindrome (5785665875).

The spelling of 4454331331 in words is "four billion, four hundred fifty-four million, three hundred thirty-one thousand, three hundred thirty-one".