119439645 has 16 divisors (see below), whose sum is σ = 205804032. Its totient is φ = 58800960.

The previous prime is 119439629. The next prime is 119439701. The reversal of 119439645 is 546934911.

It is not a de Polignac number, because 119439645 - 2⁴ = 119439629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 119439597 and 119439606.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 306061 + ... + 306450.

It is an arithmetic number, because the mean of its divisors is an integer number (12862752).

Almost surely, 2^119439645 is an apocalyptic number.

119439645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

119439645 is a deficient number, since it is larger than the sum of its proper divisors (86364387).

119439645 is a wasteful number, since it uses less digits than its factorization.

119439645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612532.

The product of its digits is 116640, while the sum is 42.

The square root of 119439645 is about 10928.8446324394. The cubic root of 119439645 is about 492.4734643471.

The spelling of 119439645 in words is "one hundred nineteen million, four hundred thirty-nine thousand, six hundred forty-five".