1141644329 has 8 divisors (see below), whose sum is σ = 1304971008. Its totient is φ = 978376320.

The previous prime is 1141644269. The next prime is 1141644373. The reversal of 1141644329 is 9234461411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1141644329 - 2¹² = 1141640233 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1141644379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41264 + ... + 63134.

It is an arithmetic number, because the mean of its divisors is an integer number (163121376).

Almost surely, 2^1141644329 is an apocalyptic number.

It is an amenable number.

1141644329 is a deficient number, since it is larger than the sum of its proper divisors (163326679).

1141644329 is an equidigital number, since it uses as much as digits as its factorization.

1141644329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29335.

The product of its digits is 20736, while the sum is 35.

The square root of 1141644329 is about 33788.2276688198. The cubic root of 1141644329 is about 1045.1459481906.

The spelling of 1141644329 in words is "one billion, one hundred forty-one million, six hundred forty-four thousand, three hundred twenty-nine".