1143241445 has 8 divisors (see below), whose sum is σ = 1373068320. Its totient is φ = 913807440.

The previous prime is 1143241433. The next prime is 1143241447. The reversal of 1143241445 is 5441423411.

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

It is not a de Polignac number, because 1143241445 - 2¹⁰ = 1143240421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143241447) 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, 91775 + ... + 103484.

It is an arithmetic number, because the mean of its divisors is an integer number (171633540).

Almost surely, 2^1143241445 is an apocalyptic number.

It is an amenable number.

1143241445 is a deficient number, since it is larger than the sum of its proper divisors (229826875).

1143241445 is a wasteful number, since it uses less digits than its factorization.

1143241445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196435.

The product of its digits is 7680, while the sum is 29.

The square root of 1143241445 is about 33811.8536167422. The cubic root of 1143241445 is about 1045.6330939351.

Adding to 1143241445 its reverse (5441423411), we get a palindrome (6584664856).

The spelling of 1143241445 in words is "one billion, one hundred forty-three million, two hundred forty-one thousand, four hundred forty-five".