1150121 has 8 divisors (see below), whose sum is σ = 1345344. Its totient is φ = 962640.

The previous prime is 1150117. The next prime is 1150139. The reversal of 1150121 is 1210511.

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

It is not a de Polignac number, because 1150121 - 2² = 1150117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150141) 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, 1610 + ... + 2211.

It is an arithmetic number, because the mean of its divisors is an integer number (168168).

2^1150121 is an apocalyptic number.

It is an amenable number.

1150121 is a deficient number, since it is larger than the sum of its proper divisors (195223).

1150121 is an equidigital number, since it uses as much as digits as its factorization.

1150121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3871.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 1150121 is about 1072.4369445333. The cubic root of 1150121 is about 104.7726296937.

Adding to 1150121 its reverse (1210511), we get a palindrome (2360632).

The spelling of 1150121 in words is "one million, one hundred fifty thousand, one hundred twenty-one".