1145244424 has 16 divisors (see below), whose sum is σ = 2205369900. Its totient is φ = 557145792.

The previous prime is 1145244409. The next prime is 1145244427. The reversal of 1145244424 is 4244425411.

It can be written as a sum of positive squares in 2 ways, for example, as 1024640100 + 120604324 = 32010^2 + 10982^2 .

It is not an unprimeable number, because it can be changed into a prime (1145244427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1934239 + ... + 1934830.

Almost surely, 2^1145244424 is an apocalyptic number.

It is an amenable number.

1145244424 is a deficient number, since it is larger than the sum of its proper divisors (1060125476).

1145244424 is a wasteful number, since it uses less digits than its factorization.

1145244424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869112 (or 3869108 counting only the distinct ones).

The product of its digits is 20480, while the sum is 31.

The square root of 1145244424 is about 33841.4601339836. The cubic root of 1145244424 is about 1046.2433934760.

Adding to 1145244424 its reverse (4244425411), we get a palindrome (5389669835).

The spelling of 1145244424 in words is "one billion, one hundred forty-five million, two hundred forty-four thousand, four hundred twenty-four".