27046121 has 4 divisors (see below), whose sum is σ = 27350100. Its totient is φ = 26742144.

The previous prime is 27046111. The next prime is 27046127. The reversal of 27046121 is 12164072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10530025 + 16516096 = 3245^2 + 4064^2 .

It is a cyclic number.

It is not a de Polignac number, because 27046121 - 2⁶ = 27046057 is a prime.

It is a super-2 number, since 2×27046121² = 1462985322293282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27046127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151856 + ... + 152033.

It is an arithmetic number, because the mean of its divisors is an integer number (6837525).

Almost surely, 2^27046121 is an apocalyptic number.

It is an amenable number.

27046121 is a deficient number, since it is larger than the sum of its proper divisors (303979).

27046121 is an equidigital number, since it uses as much as digits as its factorization.

27046121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303978.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 27046121 is about 5200.5885243884. The cubic root of 27046121 is about 300.1707213475.

The spelling of 27046121 in words is "twenty-seven million, forty-six thousand, one hundred twenty-one".