27117401 has 4 divisors (see below), whose sum is σ = 27357492. Its totient is φ = 26877312.

The previous prime is 27117353. The next prime is 27117457. The reversal of 27117401 is 10471172.

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 5736025 + 21381376 = 2395^2 + 4624^2 .

It is a cyclic number.

It is not a de Polignac number, because 27117401 - 2¹⁴ = 27101017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27117481) 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, 119876 + ... + 120101.

It is an arithmetic number, because the mean of its divisors is an integer number (6839373).

Almost surely, 2^27117401 is an apocalyptic number.

It is an amenable number.

27117401 is a deficient number, since it is larger than the sum of its proper divisors (240091).

27117401 is a wasteful number, since it uses less digits than its factorization.

27117401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240090.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 27117401 is about 5207.4370855537. The cubic root of 27117401 is about 300.4341898127.

Adding to 27117401 its reverse (10471172), we get a palindrome (37588573).

The spelling of 27117401 in words is "twenty-seven million, one hundred seventeen thousand, four hundred one".