121000652 has 6 divisors (see below), whose sum is σ = 211751148. Its totient is φ = 60500324.

The previous prime is 121000651. The next prime is 121000661. The reversal of 121000652 is 256000121.

It is a self number, because there is not a number n which added to its sum of digits gives 121000652.

It is not an unprimeable number, because it can be changed into a prime (121000651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15125078 + ... + 15125085.

It is an arithmetic number, because the mean of its divisors is an integer number (35291858).

Almost surely, 2^121000652 is an apocalyptic number.

It is an amenable number.

121000652 is a deficient number, since it is larger than the sum of its proper divisors (90750496).

121000652 is a wasteful number, since it uses less digits than its factorization.

121000652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30250167 (or 30250165 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 121000652 is about 11000.0296363237. The cubic root of 121000652 is about 494.6096327114.

Adding to 121000652 its reverse (256000121), we get a palindrome (377000773).

The spelling of 121000652 in words is "one hundred twenty-one million, six hundred fifty-two", and thus it is an aban number.