1343521544 has 8 divisors (see below), whose sum is σ = 2519102910. Its totient is φ = 671760768.

The previous prime is 1343521537. The next prime is 1343521567. The reversal of 1343521544 is 4451253431.

It can be written as a sum of positive squares in only one way, i.e., 825412900 + 518108644 = 28730^2 + 22762^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1343521544.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83970089 + ... + 83970104.

Almost surely, 2^1343521544 is an apocalyptic number.

It is an amenable number.

1343521544 is a deficient number, since it is larger than the sum of its proper divisors (1175581366).

1343521544 is a wasteful number, since it uses less digits than its factorization.

1343521544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167940199 (or 167940195 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 1343521544 is about 36654.0795001048. The cubic root of 1343521544 is about 1103.4387002651.

Adding to 1343521544 its reverse (4451253431), we get a palindrome (5794774975).

The spelling of 1343521544 in words is "one billion, three hundred forty-three million, five hundred twenty-one thousand, five hundred forty-four".