1081285852 has 6 divisors (see below), whose sum is σ = 1892250248. Its totient is φ = 540642924.

The previous prime is 1081285823. The next prime is 1081285871. The reversal of 1081285852 is 2585821801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135160728 + ... + 135160735.

Almost surely, 2^1081285852 is an apocalyptic number.

It is an amenable number.

1081285852 is a deficient number, since it is larger than the sum of its proper divisors (810964396).

1081285852 is a wasteful number, since it uses less digits than its factorization.

1081285852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270321467 (or 270321465 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 40.

The square root of 1081285852 is about 32882.9112458128. The cubic root of 1081285852 is about 1026.3925872549.

The spelling of 1081285852 in words is "one billion, eighty-one million, two hundred eighty-five thousand, eight hundred fifty-two".