4404321431 has 2 divisors, whose sum is σ = 4404321432. Its totient is φ = 4404321430.

The previous prime is 4404321409. The next prime is 4404321463. The reversal of 4404321431 is 1341234044.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4404321431 is a prime.

It is a super-2 number, since 2×4404321431² = 38796094535131775522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4404321431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4404323431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202160715 + 2202160716.

It is an arithmetic number, because the mean of its divisors is an integer number (2202160716).

Almost surely, 2^4404321431 is an apocalyptic number.

4404321431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404321431 is an equidigital number, since it uses as much as digits as its factorization.

4404321431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 4404321431 is about 66365.0618247282. The cubic root of 4404321431 is about 1639.1788263272.

Adding to 4404321431 its reverse (1341234044), we get a palindrome (5745555475).

The spelling of 4404321431 in words is "four billion, four hundred four million, three hundred twenty-one thousand, four hundred thirty-one".