1344542044 has 24 divisors (see below), whose sum is σ = 2435888000. Its totient is φ = 648699840.

The previous prime is 1344542033. The next prime is 1344542057. The reversal of 1344542044 is 4402454431.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1344541997 and 1344542015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27742 + ... + 58810.

Almost surely, 2^1344542044 is an apocalyptic number.

It is an amenable number.

1344542044 is a deficient number, since it is larger than the sum of its proper divisors (1091345956).

1344542044 is a wasteful number, since it uses less digits than its factorization.

1344542044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31453 (or 31451 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 1344542044 is about 36667.9975455437. The cubic root of 1344542044 is about 1103.7180095702.

Adding to 1344542044 its reverse (4402454431), we get a palindrome (5746996475).

The spelling of 1344542044 in words is "one billion, three hundred forty-four million, five hundred forty-two thousand, forty-four".