1134321431 has 2 divisors, whose sum is σ = 1134321432. Its totient is φ = 1134321430.

The previous prime is 1134321427. The next prime is 1134321437. The reversal of 1134321431 is 1341234311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1134321431 - 2² = 1134321427 is a prime.

It is a super-2 number, since 2×1134321431² = 2573370217651775522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1134321397 and 1134321406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1134321437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567160715 + 567160716.

It is an arithmetic number, because the mean of its divisors is an integer number (567160716).

Almost surely, 2^1134321431 is an apocalyptic number.

1134321431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134321431 is an equidigital number, since it uses as much as digits as its factorization.

1134321431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 1134321431 is about 33679.6887010554. The cubic root of 1134321431 is about 1042.9065117350.

Adding to 1134321431 its reverse (1341234311), we get a palindrome (2475555742).

The spelling of 1134321431 in words is "one billion, one hundred thirty-four million, three hundred twenty-one thousand, four hundred thirty-one".