1100026144 has 48 divisors (see below), whose sum is σ = 2560420800. Its totient is φ = 455180544.

The previous prime is 1100026139. The next prime is 1100026171. The reversal of 1100026144 is 4416200011.

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, 78174 + ... + 91165.

It is an arithmetic number, because the mean of its divisors is an integer number (53342100).

Almost surely, 2^1100026144 is an apocalyptic number.

1100026144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1100026144 is an abundant number, since it is smaller than the sum of its proper divisors (1460394656).

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

1100026144 is a wasteful number, since it uses less digits than its factorization.

1100026144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169385 (or 169377 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1100026144 is about 33166.6420368418. The cubic root of 1100026144 is about 1032.2882935526.

Adding to 1100026144 its reverse (4416200011), we get a palindrome (5516226155).

The spelling of 1100026144 in words is "one billion, one hundred million, twenty-six thousand, one hundred forty-four".