1150611121 has 8 divisors (see below), whose sum is σ = 1264795488. Its totient is φ = 1038024000.

The previous prime is 1150611113. The next prime is 1150611127. The reversal of 1150611121 is 1211160511.

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 1150611121 - 2³ = 1150611113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150611127) 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, 397800 + ... + 400681.

It is an arithmetic number, because the mean of its divisors is an integer number (158099436).

Almost surely, 2^1150611121 is an apocalyptic number.

1150611121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1150611121 is a deficient number, since it is larger than the sum of its proper divisors (114184367).

1150611121 is a wasteful number, since it uses less digits than its factorization.

1150611121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798623.

The product of its (nonzero) digits is 60, while the sum is 19.

The square root of 1150611121 is about 33920.6592064482. The cubic root of 1150611121 is about 1047.8751043909.

Adding to 1150611121 its reverse (1211160511), we get a palindrome (2361771632).

The spelling of 1150611121 in words is "one billion, one hundred fifty million, six hundred eleven thousand, one hundred twenty-one".