1361324444 has 24 divisors (see below), whose sum is σ = 2440516848. Its totient is φ = 664070400.

The previous prime is 1361324443. The next prime is 1361324479. The reversal of 1361324444 is 4444231631.

It is a self number, because there is not a number n which added to its sum of digits gives 1361324444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361324441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163994 + ... + 172094.

It is an arithmetic number, because the mean of its divisors is an integer number (101688202).

Almost surely, 2^1361324444 is an apocalyptic number.

It is an amenable number.

1361324444 is a deficient number, since it is larger than the sum of its proper divisors (1079192404).

1361324444 is a wasteful number, since it uses less digits than its factorization.

1361324444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9125 (or 9123 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 1361324444 is about 36896.1304746175. The cubic root of 1361324444 is about 1108.2911899152.

The spelling of 1361324444 in words is "one billion, three hundred sixty-one million, three hundred twenty-four thousand, four hundred forty-four".