1150005054 has 48 divisors (see below), whose sum is σ = 2560239360. Its totient is φ = 344058000.

The previous prime is 1150005053. The next prime is 1150005067. The reversal of 1150005054 is 4505000511.

It is a self number, because there is not a number n which added to its sum of digits gives 1150005054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150005053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47329 + ... + 67379.

It is an arithmetic number, because the mean of its divisors is an integer number (53338320).

Almost surely, 2^1150005054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1150005054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1280119680).

1150005054 is an abundant number, since it is smaller than the sum of its proper divisors (1410234306).

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

1150005054 is a wasteful number, since it uses less digits than its factorization.

1150005054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20157 (or 20146 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 1150005054 is about 33911.7244327091. The cubic root of 1150005054 is about 1047.6910879587.

Adding to 1150005054 its reverse (4505000511), we get a palindrome (5655005565).

The spelling of 1150005054 in words is "one billion, one hundred fifty million, five thousand, fifty-four".