121132052 has 6 divisors (see below), whose sum is σ = 211981098. Its totient is φ = 60566024.

The previous prime is 121132051. The next prime is 121132061. The reversal of 121132052 is 250231121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 121132036 + 16 = 11006^2 + 4^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121132052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121132051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15141503 + ... + 15141510.

It is an arithmetic number, because the mean of its divisors is an integer number (35330183).

Almost surely, 2^121132052 is an apocalyptic number.

It is an amenable number.

121132052 is a deficient number, since it is larger than the sum of its proper divisors (90849046).

121132052 is a wasteful number, since it uses less digits than its factorization.

121132052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30283017 (or 30283015 counting only the distinct ones).

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

The square root of 121132052 is about 11006.0007268762. Note that the first 3 decimals coincide. The cubic root of 121132052 is about 494.7886074884.

Adding to 121132052 its reverse (250231121), we get a palindrome (371363173).

The spelling of 121132052 in words is "one hundred twenty-one million, one hundred thirty-two thousand, fifty-two".