27620141 has 2 divisors, whose sum is σ = 27620142. Its totient is φ = 27620140.

The previous prime is 27620123. The next prime is 27620143. The reversal of 27620141 is 14102672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27604516 + 15625 = 5254^2 + 125^2 .

It is a cyclic number.

It is not a de Polignac number, because 27620141 - 2¹⁴ = 27603757 is a prime.

Together with 27620143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27620143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13810070 + 13810071.

It is an arithmetic number, because the mean of its divisors is an integer number (13810071).

Almost surely, 2^27620141 is an apocalyptic number.

It is an amenable number.

27620141 is a deficient number, since it is larger than the sum of its proper divisors (1).

27620141 is an equidigital number, since it uses as much as digits as its factorization.

27620141 is an evil number, because the sum of its binary digits is even.

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

The square root of 27620141 is about 5255.4867519574. The cubic root of 27620141 is about 302.2794549364.

The spelling of 27620141 in words is "twenty-seven million, six hundred twenty thousand, one hundred forty-one".