545042115 has 20 divisors (see below), whose sum is σ = 977039184. Its totient is φ = 290688912.

The previous prime is 545042111. The next prime is 545042123. The reversal of 545042115 is 511240545.

545042115 is a `hidden beast` number, since 545 + 0 + 4 + 2 + 115 = 666.

545042115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 545042115 - 2² = 545042111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (545042111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 672487 + ... + 673296.

Almost surely, 2^545042115 is an apocalyptic number.

545042115 is a deficient number, since it is larger than the sum of its proper divisors (431997069).

545042115 is a wasteful number, since it uses less digits than its factorization.

545042115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345800 (or 1345791 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 545042115 is about 23346.1370466294. The cubic root of 545042115 is about 816.8519567539.

The spelling of 545042115 in words is "five hundred forty-five million, forty-two thousand, one hundred fifteen".