121092608 has 160 divisors (see below), whose sum is σ = 313479936. Its totient is φ = 45416448.

The previous prime is 121092607. The next prime is 121092611. The reversal of 121092608 is 806290121.

It is not an unprimeable number, because it can be changed into a prime (121092607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1071560 + ... + 1071672.

Almost surely, 2^121092608 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 121092608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156739968).

121092608 is an abundant number, since it is smaller than the sum of its proper divisors (192387328).

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

121092608 is a wasteful number, since it uses less digits than its factorization.

121092608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 121092608 is about 11004.2086494214. The cubic root of 121092608 is about 494.7348959665.

The spelling of 121092608 in words is "one hundred twenty-one million, ninety-two thousand, six hundred eight".