1144413442 has 16 divisors (see below), whose sum is σ = 1765346400. Its totient is φ = 556182880.

The previous prime is 1144413427. The next prime is 1144413467. The reversal of 1144413442 is 2443144411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144413442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43984 + ... + 64987.

It is an arithmetic number, because the mean of its divisors is an integer number (110334150).

Almost surely, 2^1144413442 is an apocalyptic number.

1144413442 is a deficient number, since it is larger than the sum of its proper divisors (620932958).

1144413442 is a wasteful number, since it uses less digits than its factorization.

1144413442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109121.

The product of its digits is 6144, while the sum is 28.

The square root of 1144413442 is about 33829.1803329611. The cubic root of 1144413442 is about 1045.9902830851.

Adding to 1144413442 its reverse (2443144411), we get a palindrome (3587557853).

The spelling of 1144413442 in words is "one billion, one hundred forty-four million, four hundred thirteen thousand, four hundred forty-two".