6146545 has 4 divisors (see below), whose sum is σ = 7375860. Its totient is φ = 4917232.

The previous prime is 6146533. The next prime is 6146593. The reversal of 6146545 is 5456416.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3908529 + 2238016 = 1977^2 + 1496^2 .

It is a cyclic number.

It is not a de Polignac number, because 6146545 - 2⁷ = 6146417 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 614650 + ... + 614659.

It is an arithmetic number, because the mean of its divisors is an integer number (1843965).

Almost surely, 2^6146545 is an apocalyptic number.

It is an amenable number.

6146545 is a deficient number, since it is larger than the sum of its proper divisors (1229315).

6146545 is a wasteful number, since it uses less digits than its factorization.

6146545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229314.

The product of its digits is 14400, while the sum is 31.

The square root of 6146545 is about 2479.2226604321. Note that the first 3 decimals coincide. The cubic root of 6146545 is about 183.1795643605.

The spelling of 6146545 in words is "six million, one hundred forty-six thousand, five hundred forty-five".