141220117 has 2 divisors, whose sum is σ = 141220118. Its totient is φ = 141220116.

The previous prime is 141220091. The next prime is 141220129. The reversal of 141220117 is 711022141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137499076 + 3721041 = 11726^2 + 1929^2 .

It is an emirp because it is prime and its reverse (711022141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141220117 - 2¹⁵ = 141187349 is a prime.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 141220094 and 141220103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141220817) 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 as a sum of consecutive naturals, namely, 70610058 + 70610059.

It is an arithmetic number, because the mean of its divisors is an integer number (70610059).

Almost surely, 2^141220117 is an apocalyptic number.

It is an amenable number.

141220117 is a deficient number, since it is larger than the sum of its proper divisors (1).

141220117 is an equidigital number, since it uses as much as digits as its factorization.

141220117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 141220117 is about 11883.6070702460. The cubic root of 141220117 is about 520.7534897525.

Adding to 141220117 its reverse (711022141), we get a palindrome (852242258).

The spelling of 141220117 in words is "one hundred forty-one million, two hundred twenty thousand, one hundred seventeen".