121455332 has 12 divisors (see below), whose sum is σ = 217069440. Its totient is φ = 59435496.

The previous prime is 121455317. The next prime is 121455337. The reversal of 121455332 is 233554121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (121455337) 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, 322832 + ... + 323207.

It is an arithmetic number, because the mean of its divisors is an integer number (18089120).

Almost surely, 2^121455332 is an apocalyptic number.

It is an amenable number.

121455332 is a deficient number, since it is larger than the sum of its proper divisors (95614108).

121455332 is a wasteful number, since it uses less digits than its factorization.

121455332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646090 (or 646088 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 121455332 is about 11020.6774746383. The cubic root of 121455332 is about 495.2283842213.

The spelling of 121455332 in words is "one hundred twenty-one million, four hundred fifty-five thousand, three hundred thirty-two".