121395096 has 144 divisors (see below), whose sum is σ = 362863800. Its totient is φ = 36526080.

The previous prime is 121395059. The next prime is 121395107. The reversal of 121395096 is 690593121.

121395096 is a `hidden beast` number, since 12 + 139 + 509 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 121395096.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2057515 + ... + 2057573.

Almost surely, 2^121395096 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 121395096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181431900).

121395096 is an abundant number, since it is smaller than the sum of its proper divisors (241468704).

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

121395096 is a wasteful number, since it uses less digits than its factorization.

121395096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 121395096 is about 11017.9442728669. The cubic root of 121395096 is about 495.1465008673.

The spelling of 121395096 in words is "one hundred twenty-one million, three hundred ninety-five thousand, ninety-six".