1081259326 has 16 divisors (see below), whose sum is σ = 1866031200. Its totient is φ = 460285920.

The previous prime is 1081259321. The next prime is 1081259383. The reversal of 1081259326 is 6239521801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1081259321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257085 + ... + 261256.

It is an arithmetic number, because the mean of its divisors is an integer number (116626950).

Almost surely, 2^1081259326 is an apocalyptic number.

1081259326 is a deficient number, since it is larger than the sum of its proper divisors (784771874).

1081259326 is a wasteful number, since it uses less digits than its factorization.

1081259326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518499.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1081259326 is about 32882.5079031390. The cubic root of 1081259326 is about 1026.3841940650.

The spelling of 1081259326 in words is "one billion, eighty-one million, two hundred fifty-nine thousand, three hundred twenty-six".