1081322585 has 32 divisors (see below), whose sum is σ = 1571101440. Its totient is φ = 697911552.

The previous prime is 1081322573. The next prime is 1081322597. The reversal of 1081322585 is 5852231801.

It is an interprime number because it is at equal distance from previous prime (1081322573) and next prime (1081322597).

It is a cyclic number.

It is not a de Polignac number, because 1081322585 - 2⁴ = 1081322569 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99227 + ... + 109583.

It is an arithmetic number, because the mean of its divisors is an integer number (49096920).

Almost surely, 2^1081322585 is an apocalyptic number.

It is an amenable number.

1081322585 is a deficient number, since it is larger than the sum of its proper divisors (489778855).

1081322585 is a wasteful number, since it uses less digits than its factorization.

1081322585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10545.

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 1081322585 is about 32883.4697834642. The cubic root of 1081322585 is about 1026.4042098528.

The spelling of 1081322585 in words is "one billion, eighty-one million, three hundred twenty-two thousand, five hundred eighty-five".