1150512121 has 8 divisors (see below), whose sum is σ = 1255356288. Its totient is φ = 1045710000.

The previous prime is 1150512119. The next prime is 1150512127. The reversal of 1150512121 is 1212150511.

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 1150512121 - 2¹ = 1150512119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150512127) 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 7 ways as a sum of consecutive naturals, for example, 82656 + ... + 95566.

It is an arithmetic number, because the mean of its divisors is an integer number (156919536).

Almost surely, 2^1150512121 is an apocalyptic number.

1150512121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1150512121 is a deficient number, since it is larger than the sum of its proper divisors (104844167).

1150512121 is a wasteful number, since it uses less digits than its factorization.

1150512121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21023.

The product of its (nonzero) digits is 100, while the sum is 19.

The square root of 1150512121 is about 33919.1998873794. The cubic root of 1150512121 is about 1047.8450500401.

Adding to 1150512121 its reverse (1212150511), we get a palindrome (2362662632).

The spelling of 1150512121 in words is "one billion, one hundred fifty million, five hundred twelve thousand, one hundred twenty-one".