1145534326 has 4 divisors (see below), whose sum is σ = 1718301492. Its totient is φ = 572767162.

The previous prime is 1145534321. The next prime is 1145534333. The reversal of 1145534326 is 6234355411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6234355411 = 19 ⋅328123969.

It is a junction number, because it is equal to n+sod(n) for n = 1145534291 and 1145534300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145534321) 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, 286383580 + ... + 286383583.

It is an arithmetic number, because the mean of its divisors is an integer number (429575373).

Almost surely, 2^1145534326 is an apocalyptic number.

1145534326 is a deficient number, since it is larger than the sum of its proper divisors (572767166).

1145534326 is an equidigital number, since it uses as much as digits as its factorization.

1145534326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572767165.

The product of its digits is 43200, while the sum is 34.

The square root of 1145534326 is about 33845.7431001300. The cubic root of 1145534326 is about 1046.3316664702.

Adding to 1145534326 its reverse (6234355411), we get a palindrome (7379889737).

The spelling of 1145534326 in words is "one billion, one hundred forty-five million, five hundred thirty-four thousand, three hundred twenty-six".