1141335447 has 16 divisors (see below), whose sum is σ = 1739649792. Its totient is φ = 652014720.

The previous prime is 1141335413. The next prime is 1141335473. The reversal of 1141335447 is 7445331411.

It is not a de Polignac number, because 1141335447 - 2⁷ = 1141335319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141335497) 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, 147663 + ... + 155199.

It is an arithmetic number, because the mean of its divisors is an integer number (108728112).

Almost surely, 2^1141335447 is an apocalyptic number.

1141335447 is a deficient number, since it is larger than the sum of its proper divisors (598314345).

1141335447 is an equidigital number, since it uses as much as digits as its factorization.

1141335447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14758.

The product of its digits is 20160, while the sum is 33.

The square root of 1141335447 is about 33783.6565072521. The cubic root of 1141335447 is about 1045.0516818529.

Adding to 1141335447 its reverse (7445331411), we get a palindrome (8586666858).

The spelling of 1141335447 in words is "one billion, one hundred forty-one million, three hundred thirty-five thousand, four hundred forty-seven".