8545121 has 8 divisors (see below), whose sum is σ = 9602880. Its totient is φ = 7544592.

The previous prime is 8545109. The next prime is 8545123. The reversal of 8545121 is 1215458.

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 8545121 - 2²² = 4350817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8545123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13991 + ... + 14588.

It is an arithmetic number, because the mean of its divisors is an integer number (1200360).

Almost surely, 2^8545121 is an apocalyptic number.

It is an amenable number.

8545121 is a deficient number, since it is larger than the sum of its proper divisors (1057759).

8545121 is a wasteful number, since it uses less digits than its factorization.

8545121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28615.

The product of its digits is 1600, while the sum is 26.

The square root of 8545121 is about 2923.2038929914. The cubic root of 8545121 is about 204.4432324304.

The spelling of 8545121 in words is "eight million, five hundred forty-five thousand, one hundred twenty-one".