1130447 has 2 divisors, whose sum is σ = 1130448. Its totient is φ = 1130446.

The previous prime is 1130431. The next prime is 1130471. The reversal of 1130447 is 7440311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1130447 - 2⁴ = 1130431 is a prime.

It is a super-3 number, since 3×1130447³ = 4333830001025473869, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565223 + 565224.

It is an arithmetic number, because the mean of its divisors is an integer number (565224).

2^1130447 is an apocalyptic number.

1130447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130447 is an equidigital number, since it uses as much as digits as its factorization.

1130447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 1130447 is about 1063.2248115991. The cubic root of 1130447 is about 104.1717760338.

Adding to 1130447 its reverse (7440311), we get a palindrome (8570758).

The spelling of 1130447 in words is "one million, one hundred thirty thousand, four hundred forty-seven".