121612352 has 28 divisors (see below), whose sum is σ = 241889280. Its totient is φ = 60663936.

The previous prime is 121612333. The next prime is 121612367. The reversal of 121612352 is 253216121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28673 + ... + 32639.

Almost surely, 2^121612352 is an apocalyptic number.

It is an amenable number.

121612352 is a deficient number, since it is larger than the sum of its proper divisors (120276928).

121612352 is an equidigital number, since it uses as much as digits as its factorization.

121612352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458 (or 4448 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 121612352 is about 11027.7990551152. The cubic root of 121612352 is about 495.4417061985.

Adding to 121612352 its reverse (253216121), we get a palindrome (374828473).

The spelling of 121612352 in words is "one hundred twenty-one million, six hundred twelve thousand, three hundred fifty-two".