4431413313 has 8 divisors (see below), whose sum is σ = 6565056800. Its totient is φ = 2954275524.

The previous prime is 4431413309. The next prime is 4431413317. The reversal of 4431413313 is 3133141344.

It is an interprime number because it is at equal distance from previous prime (4431413309) and next prime (4431413317).

It is not a de Polignac number, because 4431413313 - 2² = 4431413309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 164126419 = 4431413313 / (4 + 4 + 3 + 1 + 4 + 1 + 3 + 3 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4431413317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82063183 + ... + 82063236.

It is an arithmetic number, because the mean of its divisors is an integer number (820632100).

Almost surely, 2^4431413313 is an apocalyptic number.

It is an amenable number.

4431413313 is a deficient number, since it is larger than the sum of its proper divisors (2133643487).

4431413313 is a wasteful number, since it uses less digits than its factorization.

4431413313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164126428 (or 164126422 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 4431413313 is about 66568.8614368610. The cubic root of 4431413313 is about 1642.5329331817.

Adding to 4431413313 its reverse (3133141344), we get a palindrome (7564554657).

The spelling of 4431413313 in words is "four billion, four hundred thirty-one million, four hundred thirteen thousand, three hundred thirteen".