121025095 has 4 divisors (see below), whose sum is σ = 145230120. Its totient is φ = 96820072.

The previous prime is 121025083. The next prime is 121025111. The reversal of 121025095 is 590520121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121025095 - 2⁵ = 121025063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12102505 + ... + 12102514.

It is an arithmetic number, because the mean of its divisors is an integer number (36307530).

Almost surely, 2^121025095 is an apocalyptic number.

121025095 is a deficient number, since it is larger than the sum of its proper divisors (24205025).

121025095 is an equidigital number, since it uses as much as digits as its factorization.

121025095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24205024.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 121025095 is about 11001.1406226809. The cubic root of 121025095 is about 494.6429353674.

The spelling of 121025095 in words is "one hundred twenty-one million, twenty-five thousand, ninety-five".