1321414443524 has 12 divisors (see below), whose sum is σ = 2642828887104. Its totient is φ = 566320475784.

The previous prime is 1321414443509. The next prime is 1321414443529. The reversal of 1321414443524 is 4253444141231.

1321414443524 is an admirable number.

It is a super-2 number, since 2×1321414443524² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1321414443529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23596686464 + ... + 23596686519.

It is an arithmetic number, because the mean of its divisors is an integer number (220235740592).

Almost surely, 2^{1321414443524} is an apocalyptic number.

1321414443524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1321414443524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1321414443524 is a wasteful number, since it uses less digits than its factorization.

1321414443524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47193372994 (or 47193372992 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

Adding to 1321414443524 its reverse (4253444141231), we get a palindrome (5574858584755).

The spelling of 1321414443524 in words is "one trillion, three hundred twenty-one billion, four hundred fourteen million, four hundred forty-three thousand, five hundred twenty-four".