121505035 has 16 divisors (see below), whose sum is σ = 154910016. Its totient is φ = 91173888.

The previous prime is 121505023. The next prime is 121505053. The reversal of 121505035 is 530505121.

It is a cyclic number.

It is not a de Polignac number, because 121505035 - 2⁷ = 121504907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121504997 and 121505015.

It is an unprimeable number.

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, 24322 + ... + 28888.

It is an arithmetic number, because the mean of its divisors is an integer number (9681876).

Almost surely, 2^121505035 is an apocalyptic number.

121505035 is a deficient number, since it is larger than the sum of its proper divisors (33404981).

121505035 is a wasteful number, since it uses less digits than its factorization.

121505035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4902.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 121505035 is about 11022.9322323962. The cubic root of 121505035 is about 495.2959288873.

The spelling of 121505035 in words is "one hundred twenty-one million, five hundred five thousand, thirty-five".