1241147 has 4 divisors (see below), whose sum is σ = 1281216. Its totient is φ = 1201080.

The previous prime is 1241087. The next prime is 1241159. The reversal of 1241147 is 7411421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7411421 = 331 ⋅22391.

It is a cyclic number.

It is not a de Polignac number, because 1241147 - 2¹² = 1237051 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1241197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19988 + ... + 20049.

It is an arithmetic number, because the mean of its divisors is an integer number (320304).

2^1241147 is an apocalyptic number.

1241147 is a deficient number, since it is larger than the sum of its proper divisors (40069).

1241147 is an equidigital number, since it uses as much as digits as its factorization.

1241147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40068.

The product of its digits is 224, while the sum is 20.

The square root of 1241147 is about 1114.0677717267. The cubic root of 1241147 is about 107.4668222835.

Adding to 1241147 its reverse (7411421), we get a palindrome (8652568).

The spelling of 1241147 in words is "one million, two hundred forty-one thousand, one hundred forty-seven".