1150401 has 16 divisors (see below), whose sum is σ = 1814400.
Its totient is φ = 634368.
The previous prime is 1150397. The next prime is 1150403. The reversal of 1150401 is 1040511.
It is a happy number.
It is not a de Polignac number, because 1150401 - 22 = 1150397 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1150403) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336 + ... + 1553.
It is an arithmetic number, because the mean of its divisors is an integer number (113400).
21150401 is an apocalyptic number.
It is an amenable number.
1150401 is a deficient number, since it is larger than the sum of its proper divisors (663999).
1150401 is a wasteful number, since it uses less digits than its factorization.
1150401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1928.
The product of its (nonzero) digits is 20, while the sum is 12.
The square root of 1150401 is about 1072.5674803946.
The cubic root of 1150401 is about 104.7811313951.
Adding to 1150401 its reverse (1040511), we get a palindrome (2190912).
It can be divided in two parts, 1150 and 401, that added together give a palindrome (1551).
The spelling of 1150401 in words is "one million, one hundred fifty thousand, four hundred one".