1130543431 has 2 divisors, whose sum is σ = 1130543432. Its totient is φ = 1130543430.

The previous prime is 1130543419. The next prime is 1130543467. The reversal of 1130543431 is 1343450311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1130543431 - 2¹³ = 1130535239 is a prime.

It is a super-2 number, since 2×1130543431² = 2556256898754503522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1130543396 and 1130543405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130543731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565271715 + 565271716.

It is an arithmetic number, because the mean of its divisors is an integer number (565271716).

Almost surely, 2^1130543431 is an apocalyptic number.

1130543431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130543431 is an equidigital number, since it uses as much as digits as its factorization.

1130543431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1130543431 is about 33623.5547049981. The cubic root of 1130543431 is about 1041.7473801934.

Adding to 1130543431 its reverse (1343450311), we get a palindrome (2473993742).

The spelling of 1130543431 in words is "one billion, one hundred thirty million, five hundred forty-three thousand, four hundred thirty-one".