1241129443 has 16 divisors (see below), whose sum is σ = 1328410080. Its totient is φ = 1157296896.

The previous prime is 1241129441. The next prime is 1241129467. The reversal of 1241129443 is 3449211421.

It is a cyclic number.

It is not a de Polignac number, because 1241129443 - 2¹ = 1241129441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1241129441) 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, 142780 + ... + 151222.

It is an arithmetic number, because the mean of its divisors is an integer number (83025630).

Almost surely, 2^1241129443 is an apocalyptic number.

1241129443 is a deficient number, since it is larger than the sum of its proper divisors (87280637).

1241129443 is a wasteful number, since it uses less digits than its factorization.

1241129443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8646.

The product of its digits is 6912, while the sum is 31.

The square root of 1241129443 is about 35229.6670861364. The cubic root of 1241129443 is about 1074.6631554688.

The spelling of 1241129443 in words is "one billion, two hundred forty-one million, one hundred twenty-nine thousand, four hundred forty-three".