1145134043 has 2 divisors, whose sum is σ = 1145134044. Its totient is φ = 1145134042.

The previous prime is 1145134031. The next prime is 1145134069. The reversal of 1145134043 is 3404315411.

It is a happy number.

It is an a-pointer prime, because the next prime (1145134069) can be obtained adding 1145134043 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1145134043 - 2⁴ = 1145134027 is a prime.

It is a super-2 number, since 2×1145134043² = 2622663952875051698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1145134013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572567021 + 572567022.

It is an arithmetic number, because the mean of its divisors is an integer number (572567022).

Almost surely, 2^1145134043 is an apocalyptic number.

1145134043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145134043 is an equidigital number, since it uses as much as digits as its factorization.

1145134043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1145134043 is about 33839.8292401129. The cubic root of 1145134043 is about 1046.2097793700.

Adding to 1145134043 its reverse (3404315411), we get a palindrome (4549449454).

The spelling of 1145134043 in words is "one billion, one hundred forty-five million, one hundred thirty-four thousand, forty-three".