1126534469 has 2 divisors, whose sum is σ = 1126534470. Its totient is φ = 1126534468.

The previous prime is 1126534441. The next prime is 1126534471. The reversal of 1126534469 is 9644356211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 882862369 + 243672100 = 29713^2 + 15610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1126534469 is a prime.

It is a super-2 number, since 2×1126534469² = 2538159819690223922, which contains 22 as substring.

Together with 1126534471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1126533469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563267234 + 563267235.

It is an arithmetic number, because the mean of its divisors is an integer number (563267235).

Almost surely, 2^1126534469 is an apocalyptic number.

It is an amenable number.

1126534469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1126534469 is an equidigital number, since it uses as much as digits as its factorization.

1126534469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 41.

The square root of 1126534469 is about 33563.8863810495. The cubic root of 1126534469 is about 1040.5145595342.

The spelling of 1126534469 in words is "one billion, one hundred twenty-six million, five hundred thirty-four thousand, four hundred sixty-nine".