121952106 has 12 divisors (see below), whose sum is σ = 264229602. Its totient is φ = 40650696.

The previous prime is 121952087. The next prime is 121952113. The reversal of 121952106 is 601259121.

It can be written as a sum of positive squares in only one way, i.e., 106812225 + 15139881 = 10335^2 + 3891^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121952106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3387541 + ... + 3387576.

Almost surely, 2^121952106 is an apocalyptic number.

121952106 is an abundant number, since it is smaller than the sum of its proper divisors (142277496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121952106 is a wasteful number, since it uses less digits than its factorization.

121952106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6775125 (or 6775122 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 121952106 is about 11043.1927448542. The cubic root of 121952106 is about 495.9026566037.

The spelling of 121952106 in words is "one hundred twenty-one million, nine hundred fifty-two thousand, one hundred six".