239135545 has 8 divisors (see below), whose sum is σ = 313050240. Its totient is φ = 173916720.

The previous prime is 239135527. The next prime is 239135569. The reversal of 239135545 is 545531932.

239135545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 239135545 - 2¹¹ = 239133497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2173905 + ... + 2174014.

It is an arithmetic number, because the mean of its divisors is an integer number (39131280).

Almost surely, 2^239135545 is an apocalyptic number.

It is an amenable number.

239135545 is a deficient number, since it is larger than the sum of its proper divisors (73914695).

239135545 is a wasteful number, since it uses less digits than its factorization.

239135545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4347935.

The product of its digits is 81000, while the sum is 37.

The square root of 239135545 is about 15464.0080509550. The cubic root of 239135545 is about 620.6994750470.

The spelling of 239135545 in words is "two hundred thirty-nine million, one hundred thirty-five thousand, five hundred forty-five".