1081538032 has 40 divisors (see below), whose sum is σ = 2113463936. Its totient is φ = 536150016.

The previous prime is 1081537999. The next prime is 1081538041. The reversal of 1081538032 is 2308351801.

It is a junction number, because it is equal to n+sod(n) for n = 1081537985 and 1081538003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781473 + ... + 1782079.

Almost surely, 2^1081538032 is an apocalyptic number.

It is an amenable number.

1081538032 is a deficient number, since it is larger than the sum of its proper divisors (1031925904).

1081538032 is a wasteful number, since it uses less digits than its factorization.

1081538032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1081538032 is about 32886.7455367660. The cubic root of 1081538032 is about 1026.4723736077.

Adding to 1081538032 its reverse (2308351801), we get a palindrome (3389889833).

The spelling of 1081538032 in words is "one billion, eighty-one million, five hundred thirty-eight thousand, thirty-two".