1090182538 has 16 divisors (see below), whose sum is σ = 1693991880. Its totient is φ = 525817600.

The previous prime is 1090182523. The next prime is 1090182557. The reversal of 1090182538 is 8352810901.

It can be written as a sum of positive squares in 4 ways, for example, as 805821769 + 284360769 = 28387^2 + 16863^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1090182497 and 1090182506.

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, 67393 + ... + 81988.

Almost surely, 2^1090182538 is an apocalyptic number.

1090182538 is a deficient number, since it is larger than the sum of its proper divisors (603809342).

1090182538 is a wasteful number, since it uses less digits than its factorization.

1090182538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149513.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 1090182538 is about 33017.9123810092. The cubic root of 1090182538 is about 1029.1999121745.

It can be divided in two parts, 109018 and 2538, that added together give a square (111556 = 334²).

The spelling of 1090182538 in words is "one billion, ninety million, one hundred eighty-two thousand, five hundred thirty-eight".