1005153234121 has 8 divisors (see below), whose sum is σ = 1085022982080. Its totient is φ = 928297438992.

The previous prime is 1005153234097. The next prime is 1005153234193. The reversal of 1005153234121 is 1214323515001.

1005153234121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1005153234121 - 2¹¹ = 1005153232073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1005153234121.

It is not an unprimeable number, because it can be changed into a prime (1005153234221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 753487515 + ... + 753488848.

It is an arithmetic number, because the mean of its divisors is an integer number (135627872760).

Almost surely, 2^{1005153234121} is an apocalyptic number.

It is an amenable number.

1005153234121 is a deficient number, since it is larger than the sum of its proper divisors (79869747959).

1005153234121 is a wasteful number, since it uses less digits than its factorization.

1005153234121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506976415.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 1005153234121 its reverse (1214323515001), we get a palindrome (2219476749122).

The spelling of 1005153234121 in words is "one trillion, five billion, one hundred fifty-three million, two hundred thirty-four thousand, one hundred twenty-one".