121366835 has 16 divisors (see below), whose sum is σ = 148992480. Its totient is φ = 94878720.

The previous prime is 121366823. The next prime is 121366879. The reversal of 121366835 is 538663121.

It is not a de Polignac number, because 121366835 - 2¹⁸ = 121104691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121366795 and 121366804.

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 15 ways as a sum of consecutive naturals, for example, 52259 + ... + 54531.

It is an arithmetic number, because the mean of its divisors is an integer number (9312030).

Almost surely, 2^121366835 is an apocalyptic number.

121366835 is a deficient number, since it is larger than the sum of its proper divisors (27625645).

121366835 is a wasteful number, since it uses less digits than its factorization.

121366835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2518.

The product of its digits is 25920, while the sum is 35.

The square root of 121366835 is about 11016.6616994442. The cubic root of 121366835 is about 495.1080742154.

The spelling of 121366835 in words is "one hundred twenty-one million, three hundred sixty-six thousand, eight hundred thirty-five".