1044321431 has 2 divisors, whose sum is σ = 1044321432. Its totient is φ = 1044321430.

The previous prime is 1044321427. The next prime is 1044321437. The reversal of 1044321431 is 1341234401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1044321431 - 2² = 1044321427 is a prime.

It is a super-2 number, since 2×1044321431² = 2181214502491775522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1044321397 and 1044321406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1044321437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522160715 + 522160716.

It is an arithmetic number, because the mean of its divisors is an integer number (522160716).

Almost surely, 2^1044321431 is an apocalyptic number.

1044321431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044321431 is an equidigital number, since it uses as much as digits as its factorization.

1044321431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1044321431 is about 32315.9624798643. The cubic root of 1044321431 is about 1014.5607654062.

Adding to 1044321431 its reverse (1341234401), we get a palindrome (2385555832).

The spelling of 1044321431 in words is "one billion, forty-four million, three hundred twenty-one thousand, four hundred thirty-one".