121526064 has 120 divisors (see below), whose sum is σ = 392934672. Its totient is φ = 34652160.

The previous prime is 121526063. The next prime is 121526087. The reversal of 121526064 is 460625121.

121526064 is a `hidden beast` number, since 1 + 2 + 1 + 52 + 606 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (121526063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24672 + ... + 29184.

Almost surely, 2^121526064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121526064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196467336).

121526064 is an abundant number, since it is smaller than the sum of its proper divisors (271408608).

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

121526064 is a wasteful number, since it uses less digits than its factorization.

121526064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555 (or 4546 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 121526064 is about 11023.8860661747. The cubic root of 121526064 is about 495.3245010291.

The spelling of 121526064 in words is "one hundred twenty-one million, five hundred twenty-six thousand, sixty-four".