121214452 has 12 divisors (see below), whose sum is σ = 223289920. Its totient is φ = 57417336.

The previous prime is 121214447. The next prime is 121214473. The reversal of 121214452 is 254412121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 797388 + ... + 797539.

Almost surely, 2^121214452 is an apocalyptic number.

It is an amenable number.

121214452 is a deficient number, since it is larger than the sum of its proper divisors (102075468).

121214452 is a wasteful number, since it uses less digits than its factorization.

121214452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594950 (or 1594948 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 121214452 is about 11009.7435029160. The cubic root of 121214452 is about 494.9007752683.

Adding to 121214452 its reverse (254412121), we get a palindrome (375626573).

The spelling of 121214452 in words is "one hundred twenty-one million, two hundred fourteen thousand, four hundred fifty-two".