119904645 has 16 divisors (see below), whose sum is σ = 219254400. Its totient is φ = 54813504.

The previous prime is 119904619. The next prime is 119904677. The reversal of 119904645 is 546409911.

It is not a de Polignac number, because 119904645 - 2⁵ = 119904613 is a prime.

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, 570870 + ... + 571079.

It is an arithmetic number, because the mean of its divisors is an integer number (13703400).

Almost surely, 2^119904645 is an apocalyptic number.

119904645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

119904645 is a deficient number, since it is larger than the sum of its proper divisors (99349755).

119904645 is a wasteful number, since it uses less digits than its factorization.

119904645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141964.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 119904645 is about 10950.0979447674. The cubic root of 119904645 is about 493.1117326609. Note that the first 3 decimals are identical.

The spelling of 119904645 in words is "one hundred nineteen million, nine hundred four thousand, six hundred forty-five".