1100051064 has 128 divisors (see below), whose sum is σ = 3549772800. Its totient is φ = 309121920.

The previous prime is 1100051053. The next prime is 1100051081. The reversal of 1100051064 is 4601500011.

It is a super-2 number, since 2×1100051064² = 2420224686815064192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 86269 + ... + 98195.

It is an arithmetic number, because the mean of its divisors is an integer number (27732600).

Almost surely, 2^1100051064 is an apocalyptic number.

1100051064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100051064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1774886400).

1100051064 is an abundant number, since it is smaller than the sum of its proper divisors (2449721736).

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

1100051064 is a wasteful number, since it uses less digits than its factorization.

1100051064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12010 (or 12000 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1100051064 is about 33167.0177133851. The cubic root of 1100051064 is about 1032.2960886491.

Adding to 1100051064 its reverse (4601500011), we get a palindrome (5701551075).

The spelling of 1100051064 in words is "one billion, one hundred million, fifty-one thousand, sixty-four".