242119 has 2 divisors, whose sum is σ = 242120. Its totient is φ = 242118.

The previous prime is 242101. The next prime is 242129. The reversal of 242119 is 911242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242119 is a prime.

It is a super-2 number, since 2×242119² = 117243220322, which contains 22 as substring.

242119 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 242096 and 242105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242129) by changing a digit.

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, 121059 + 121060.

It is an arithmetic number, because the mean of its divisors is an integer number (121060).

2²⁴²¹¹⁹ is an apocalyptic number.

242119 is a deficient number, since it is larger than the sum of its proper divisors (1).

242119 is an equidigital number, since it uses as much as digits as its factorization.

242119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 19.

The square root of 242119 is about 492.0558911343. The cubic root of 242119 is about 62.3270096311.

It can be divided in two parts, 242 and 119, that added together give a square (361 = 19²).

The spelling of 242119 in words is "two hundred forty-two thousand, one hundred nineteen".