1148229 has 24 divisors (see below), whose sum is σ = 1817280. Its totient is φ = 715176.
The previous prime is 1148219. The next prime is 1148249. The reversal of 1148229 is 9228411.
It is not a de Polignac number, because 1148229 - 29 = 1147717 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1148219) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26682 + ... + 26724.
It is an arithmetic number, because the mean of its divisors is an integer number (75720).
21148229 is an apocalyptic number.
It is an amenable number.
1148229 is a deficient number, since it is larger than the sum of its proper divisors (669051).
1148229 is an equidigital number, since it uses as much as digits as its factorization.
1148229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118 (or 69 counting only the distinct ones).
The product of its digits is 1152, while the sum is 27.
The square root of 1148229 is about 1071.5544783164. The cubic root of 1148229 is about 104.7151462887.
It can be divided in two parts, 11482 and 29, that added together give a palindrome (11511).
The spelling of 1148229 in words is "one million, one hundred forty-eight thousand, two hundred twenty-nine".
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