5117745 has 16 divisors (see below), whose sum is σ = 8619840. Its totient is φ = 2585664.

The previous prime is 5117741. The next prime is 5117747. The reversal of 5117745 is 5477115.

It is not a de Polignac number, because 5117745 - 2² = 5117741 is a prime.

5117745 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5117741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8694 + ... + 9263.

It is an arithmetic number, because the mean of its divisors is an integer number (538740).

Almost surely, 2^5117745 is an apocalyptic number.

It is an amenable number.

5117745 is a deficient number, since it is larger than the sum of its proper divisors (3502095).

5117745 is a wasteful number, since it uses less digits than its factorization.

5117745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17984.

The product of its digits is 4900, while the sum is 30.

The square root of 5117745 is about 2262.2433556096. The cubic root of 5117745 is about 172.3294681003.

It can be divided in two parts, 511 and 7745, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 5117745 in words is "five million, one hundred seventeen thousand, seven hundred forty-five".