1085764445 has 16 divisors (see below), whose sum is σ = 1347790080. Its totient is φ = 839035584.

The previous prime is 1085764441. The next prime is 1085764457. The reversal of 1085764445 is 5444675801.

It is a cyclic number.

It is not a de Polignac number, because 1085764445 - 2² = 1085764441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1085764396 and 1085764405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085764441) 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 in 15 ways as a sum of consecutive naturals, for example, 4604 + ... + 46826.

It is an arithmetic number, because the mean of its divisors is an integer number (84236880).

Almost surely, 2^1085764445 is an apocalyptic number.

It is an amenable number.

1085764445 is a deficient number, since it is larger than the sum of its proper divisors (262025635).

1085764445 is a wasteful number, since it uses less digits than its factorization.

1085764445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42404.

The product of its (nonzero) digits is 537600, while the sum is 44.

The square root of 1085764445 is about 32950.9399714181. The cubic root of 1085764445 is about 1027.8077118809.

The spelling of 1085764445 in words is "one billion, eighty-five million, seven hundred sixty-four thousand, four hundred forty-five".