121347827 has 8 divisors (see below), whose sum is σ = 126337536. Its totient is φ = 116448192.

The previous prime is 121347797. The next prime is 121347829. The reversal of 121347827 is 728743121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121347827 - 2¹⁴ = 121331443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121347829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19763 + ... + 25164.

It is an arithmetic number, because the mean of its divisors is an integer number (15792192).

Almost surely, 2^121347827 is an apocalyptic number.

121347827 is a deficient number, since it is larger than the sum of its proper divisors (4989709).

121347827 is an equidigital number, since it uses as much as digits as its factorization.

121347827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45037.

The product of its digits is 18816, while the sum is 35.

The square root of 121347827 is about 11015.7989723851. The cubic root of 121347827 is about 495.0822255679.

The spelling of 121347827 in words is "one hundred twenty-one million, three hundred forty-seven thousand, eight hundred twenty-seven".