121343532 has 24 divisors (see below), whose sum is σ = 283315200. Its totient is φ = 40422096.

The previous prime is 121343513. The next prime is 121343533. The reversal of 121343532 is 235343121.

It is not an unprimeable number, because it can be changed into a prime (121343533) 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, 30769 + ... + 34487.

It is an arithmetic number, because the mean of its divisors is an integer number (11804800).

Almost surely, 2^121343532 is an apocalyptic number.

121343532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121343532 is an abundant number, since it is smaller than the sum of its proper divisors (161971668).

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

121343532 is a wasteful number, since it uses less digits than its factorization.

121343532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6445 (or 6443 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 121343532 is about 11015.6040233843. The cubic root of 121343532 is about 495.0763844984.

Adding to 121343532 its reverse (235343121), we get a palindrome (356686653).

The spelling of 121343532 in words is "one hundred twenty-one million, three hundred forty-three thousand, five hundred thirty-two".