119299409 has 4 divisors (see below), whose sum is σ = 119454516. Its totient is φ = 119144304.

The previous prime is 119299403. The next prime is 119299451. The reversal of 119299409 is 904992911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 904992911 = 1237 ⋅731603.

It can be written as a sum of positive squares in 2 ways, for example, as 42211009 + 77088400 = 6497^2 + 8780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-119299409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 119299409.

It is not an unprimeable number, because it can be changed into a prime (119299403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76394 + ... + 77939.

It is an arithmetic number, because the mean of its divisors is an integer number (29863629).

Almost surely, 2^119299409 is an apocalyptic number.

It is an amenable number.

119299409 is a deficient number, since it is larger than the sum of its proper divisors (155107).

119299409 is an equidigital number, since it uses as much as digits as its factorization.

119299409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155106.

The product of its (nonzero) digits is 52488, while the sum is 44.

The square root of 119299409 is about 10922.4268823371. The cubic root of 119299409 is about 492.2806485376.

The spelling of 119299409 in words is "one hundred nineteen million, two hundred ninety-nine thousand, four hundred nine".