121063895 has 4 divisors (see below), whose sum is σ = 145276680. Its totient is φ = 96851112.

The previous prime is 121063879. The next prime is 121063907. The reversal of 121063895 is 598360121.

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 121063895 - 2⁴ = 121063879 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12106385 + ... + 12106394.

It is an arithmetic number, because the mean of its divisors is an integer number (36319170).

Almost surely, 2^121063895 is an apocalyptic number.

121063895 is a deficient number, since it is larger than the sum of its proper divisors (24212785).

121063895 is an equidigital number, since it uses as much as digits as its factorization.

121063895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24212784.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 121063895 is about 11002.9039348710. The cubic root of 121063895 is about 494.6957896819.

The spelling of 121063895 in words is "one hundred twenty-one million, sixty-three thousand, eight hundred ninety-five".