121119 has 8 divisors (see below), whose sum is σ = 165120. Its totient is φ = 78936.

The previous prime is 121081. The next prime is 121123. The reversal of 121119 is 911121.

121119 = T₄₇ + T₄₈ + ... + T₉₃.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121119 - 2⁸ = 120863 is a prime.

It is a super-2 number, since 2×121119² = 29339624322, which contains 22 as substring.

121119 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 121098 and 121107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121139) 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 in 7 ways as a sum of consecutive naturals, for example, 289 + ... + 570.

It is an arithmetic number, because the mean of its divisors is an integer number (20640).

2¹²¹¹¹⁹ is an apocalyptic number.

121119 is a deficient number, since it is larger than the sum of its proper divisors (44001).

121119 is an equidigital number, since it uses as much as digits as its factorization.

121119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909.

The product of its digits is 18, while the sum is 15.

The square root of 121119 is about 348.0215510568. The cubic root of 121119 is about 49.4770835663.

Subtracting from 121119 its sum of digits (15), we obtain a square (121104 = 348²).

The spelling of 121119 in words is "one hundred twenty-one thousand, one hundred nineteen".