1142413444 has 6 divisors (see below), whose sum is σ = 1999223534. Its totient is φ = 571206720.

The previous prime is 1142413423. The next prime is 1142413451. The reversal of 1142413444 is 4443142411.

It can be written as a sum of positive squares in only one way, i.e., 581292100 + 561121344 = 24110^2 + 23688^2 .

It is a super-2 number, since 2×1142413444² = 2610216954063882272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142801677 + ... + 142801684.

Almost surely, 2^1142413444 is an apocalyptic number.

It is an amenable number.

1142413444 is a deficient number, since it is larger than the sum of its proper divisors (856810090).

1142413444 is a wasteful number, since it uses less digits than its factorization.

1142413444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285603365 (or 285603363 counting only the distinct ones).

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

The square root of 1142413444 is about 33799.6071574804. The cubic root of 1142413444 is about 1045.3805971557.

Adding to 1142413444 its reverse (4443142411), we get a palindrome (5585555855).

The spelling of 1142413444 in words is "one billion, one hundred forty-two million, four hundred thirteen thousand, four hundred forty-four".