119869 has 2 divisors, whose sum is σ = 119870. Its totient is φ = 119868.

The previous prime is 119851. The next prime is 119881. The reversal of 119869 is 968911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114244 + 5625 = 338^2 + 75^2 .

It is an emirp because it is prime and its reverse (968911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-119869 is a prime.

It is a super-2 number, since 2×119869² = 28737154322, which contains 22 as substring.

It is an Ulam number.

119869 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59934 + 59935.

It is an arithmetic number, because the mean of its divisors is an integer number (59935).

2¹¹⁹⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

119869 is a deficient number, since it is larger than the sum of its proper divisors (1).

119869 is an equidigital number, since it uses as much as digits as its factorization.

119869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 34.

The square root of 119869 is about 346.2210276687. The cubic root of 119869 is about 49.3062864079.

The spelling of 119869 in words is "one hundred nineteen thousand, eight hundred sixty-nine".