5607509 has 4 divisors (see below), whose sum is σ = 5686560. Its totient is φ = 5528460.

The previous prime is 5607493. The next prime is 5607517. The reversal of 5607509 is 9057065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9057065 = 5 ⋅1811413.

It is a cyclic number.

It is not a de Polignac number, because 5607509 - 2⁴ = 5607493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5607599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39419 + ... + 39560.

It is an arithmetic number, because the mean of its divisors is an integer number (1421640).

Almost surely, 2^5607509 is an apocalyptic number.

It is an amenable number.

5607509 is a deficient number, since it is larger than the sum of its proper divisors (79051).

5607509 is an equidigital number, since it uses as much as digits as its factorization.

5607509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79050.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 5607509 is about 2368.0179475671. The cubic root of 5607509 is about 177.6601371739.

It can be divided in two parts, 5607 and 509, that added together give a palindrome (6116).

The spelling of 5607509 in words is "five million, six hundred seven thousand, five hundred nine".