1214013173 has 2 divisors, whose sum is σ = 1214013174. Its totient is φ = 1214013172.

The previous prime is 1214013169. The next prime is 1214013191. The reversal of 1214013173 is 3713104121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1207006564 + 7006609 = 34742^2 + 2647^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214013173 - 2² = 1214013169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214013473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607006586 + 607006587.

It is an arithmetic number, because the mean of its divisors is an integer number (607006587).

Almost surely, 2^1214013173 is an apocalyptic number.

It is an amenable number.

1214013173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214013173 is an equidigital number, since it uses as much as digits as its factorization.

1214013173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1214013173 is about 34842.6918162188. The cubic root of 1214013173 is about 1066.7790210535.

Adding to 1214013173 its reverse (3713104121), we get a palindrome (4927117294).

The spelling of 1214013173 in words is "one billion, two hundred fourteen million, thirteen thousand, one hundred seventy-three".