121665484 has 6 divisors (see below), whose sum is σ = 212914604. Its totient is φ = 60832740.

The previous prime is 121665461. The next prime is 121665499. The reversal of 121665484 is 484566121.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15208182 + ... + 15208189.

Almost surely, 2^121665484 is an apocalyptic number.

It is an amenable number.

121665484 is a deficient number, since it is larger than the sum of its proper divisors (91249120).

121665484 is a wasteful number, since it uses less digits than its factorization.

121665484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30416375 (or 30416373 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 121665484 is about 11030.2077949602. The cubic root of 121665484 is about 495.5138479276.

The spelling of 121665484 in words is "one hundred twenty-one million, six hundred sixty-five thousand, four hundred eighty-four".