841225121 has 8 divisors (see below), whose sum is σ = 918423264. Its totient is φ = 764147520.

The previous prime is 841225117. The next prime is 841225123. The reversal of 841225121 is 121522148.

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 841225121 - 2² = 841225117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (841225123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15215 + ... + 43748.

It is an arithmetic number, because the mean of its divisors is an integer number (114802908).

Almost surely, 2^841225121 is an apocalyptic number.

It is an amenable number.

841225121 is a deficient number, since it is larger than the sum of its proper divisors (77198143).

841225121 is a wasteful number, since it uses less digits than its factorization.

841225121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60271.

The product of its digits is 1280, while the sum is 26.

The square root of 841225121 is about 29003.8811368410. The cubic root of 841225121 is about 943.9972832351.

Adding to 841225121 its reverse (121522148), we get a palindrome (962747269).

It can be divided in two parts, 8412 and 25121, that added together give a palindrome (33533).

The spelling of 841225121 in words is "eight hundred forty-one million, two hundred twenty-five thousand, one hundred twenty-one".