1144414442 has 4 divisors (see below), whose sum is σ = 1716621666. Its totient is φ = 572207220.

The previous prime is 1144414417. The next prime is 1144414459. The reversal of 1144414442 is 2444144411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1142372401 + 2042041 = 33799^2 + 1429^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286103609 + ... + 286103612.

Almost surely, 2^1144414442 is an apocalyptic number.

1144414442 is a deficient number, since it is larger than the sum of its proper divisors (572207224).

1144414442 is an equidigital number, since it uses as much as digits as its factorization.

1144414442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572207223.

The product of its digits is 8192, while the sum is 29.

The square root of 1144414442 is about 33829.1951130972. The cubic root of 1144414442 is about 1045.9905877506.

Adding to 1144414442 its reverse (2444144411), we get a palindrome (3588558853).

The spelling of 1144414442 in words is "one billion, one hundred forty-four million, four hundred fourteen thousand, four hundred forty-two".