1083209431508 has 6 divisors (see below), whose sum is σ = 1895616505146. Its totient is φ = 541604715752.

The previous prime is 1083209431487. The next prime is 1083209431613. The reversal of 1083209431508 is 8051349023801.

It can be written as a sum of positive squares in only one way, i.e., 592511983504 + 490697448004 = 769748^2 + 700498^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135401178935 + ... + 135401178942.

It is an arithmetic number, because the mean of its divisors is an integer number (315936084191).

Almost surely, 2^{1083209431508} is an apocalyptic number.

It is an amenable number.

1083209431508 is a deficient number, since it is larger than the sum of its proper divisors (812407073638).

1083209431508 is a wasteful number, since it uses less digits than its factorization.

1083209431508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270802357881 (or 270802357879 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 1083209431508 in words is "one trillion, eighty-three billion, two hundred nine million, four hundred thirty-one thousand, five hundred eight".