34566121 has 4 divisors (see below), whose sum is σ = 34578000. Its totient is φ = 34554244.

The previous prime is 34566071. The next prime is 34566127. The reversal of 34566121 is 12166543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 12166543 = 17 ⋅715679.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34566121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34566121.

It is not an unprimeable number, because it can be changed into a prime (34566127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1710 + ... + 8488.

It is an arithmetic number, because the mean of its divisors is an integer number (8644500).

Almost surely, 2^34566121 is an apocalyptic number.

It is an amenable number.

34566121 is a deficient number, since it is larger than the sum of its proper divisors (11879).

34566121 is an equidigital number, since it uses as much as digits as its factorization.

34566121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11878.

The product of its digits is 4320, while the sum is 28.

The square root of 34566121 is about 5879.2959612525. The cubic root of 34566121 is about 325.7493431227.

It can be divided in two parts, 345 and 66121, that added together give a palindrome (66466).

The spelling of 34566121 in words is "thirty-four million, five hundred sixty-six thousand, one hundred twenty-one".