1110138528 has 72 divisors (see below), whose sum is σ = 2995356672. Its totient is φ = 360002304.

The previous prime is 1110138499. The next prime is 1110138541. The reversal of 1110138528 is 8258310111.

It is a junction number, because it is equal to n+sod(n) for n = 1110138495 and 1110138504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127201 + ... + 135647.

It is an arithmetic number, because the mean of its divisors is an integer number (41602176).

Almost surely, 2^1110138528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110138528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497678336).

1110138528 is an abundant number, since it is smaller than the sum of its proper divisors (1885218144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1110138528 is an equidigital number, since it uses as much as digits as its factorization.

1110138528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8534 (or 8489 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 30.

The square root of 1110138528 is about 33318.7413927957. The cubic root of 1110138528 is about 1035.4418762470.

Adding to 1110138528 its reverse (8258310111), we get a palindrome (9368448639).

The spelling of 1110138528 in words is "one billion, one hundred ten million, one hundred thirty-eight thousand, five hundred twenty-eight".