27018122 has 4 divisors (see below), whose sum is σ = 40527186. Its totient is φ = 13509060.

The previous prime is 27018119. The next prime is 27018137. The reversal of 27018122 is 22181072.

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

It can be written as a sum of positive squares in only one way, i.e., 17648401 + 9369721 = 4201^2 + 3061^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6754529 + ... + 6754532.

Almost surely, 2^27018122 is an apocalyptic number.

27018122 is a deficient number, since it is larger than the sum of its proper divisors (13509064).

27018122 is a wasteful number, since it uses less digits than its factorization.

27018122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13509063.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 27018122 is about 5197.8959204663. The cubic root of 27018122 is about 300.0671035078.

Adding to 27018122 its reverse (22181072), we get a palindrome (49199194).

The spelling of 27018122 in words is "twenty-seven million, eighteen thousand, one hundred twenty-two".