121304132 has 12 divisors (see below), whose sum is σ = 223455120. Its totient is φ = 57459816.

The previous prime is 121304123. The next prime is 121304153. The reversal of 121304132 is 231403121.

It is a self number, because there is not a number n which added to its sum of digits gives 121304132.

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, 797978 + ... + 798129.

It is an arithmetic number, because the mean of its divisors is an integer number (18621260).

Almost surely, 2^121304132 is an apocalyptic number.

It is an amenable number.

121304132 is a deficient number, since it is larger than the sum of its proper divisors (102150988).

121304132 is a wasteful number, since it uses less digits than its factorization.

121304132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596130 (or 1596128 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 121304132 is about 11013.8155059906. The cubic root of 121304132 is about 495.0227952635.

Adding to 121304132 its reverse (231403121), we get a palindrome (352707253).

The spelling of 121304132 in words is "one hundred twenty-one million, three hundred four thousand, one hundred thirty-two".