1081552366 has 16 divisors (see below), whose sum is σ = 1715511168. Its totient is φ = 510566400.

The previous prime is 1081552349. The next prime is 1081552379. The reversal of 1081552366 is 6632551801.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 210195 + ... + 215278.

It is an arithmetic number, because the mean of its divisors is an integer number (107219448).

Almost surely, 2^1081552366 is an apocalyptic number.

1081552366 is a deficient number, since it is larger than the sum of its proper divisors (633958802).

1081552366 is a wasteful number, since it uses less digits than its factorization.

1081552366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425547.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 1081552366 is about 32886.9634657869. The cubic root of 1081552366 is about 1026.4769083195.

The spelling of 1081552366 in words is "one billion, eighty-one million, five hundred fifty-two thousand, three hundred sixty-six".