3609500023 has 4 divisors (see below), whose sum is σ = 3693441928. Its totient is φ = 3525558120.

The previous prime is 3609500021. The next prime is 3609500029. The reversal of 3609500023 is 3200059063.

3609500023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3200059063 = 19207 ⋅166609.

It is a cyclic number.

It is not a de Polignac number, because 3609500023 - 2¹ = 3609500021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3609499964 and 3609500000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3609500021) 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, 41970888 + ... + 41970973.

It is an arithmetic number, because the mean of its divisors is an integer number (923360482).

Almost surely, 2^3609500023 is an apocalyptic number.

3609500023 is a deficient number, since it is larger than the sum of its proper divisors (83941905).

3609500023 is an equidigital number, since it uses as much as digits as its factorization.

3609500023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83941904.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 3609500023 is about 60079.1146988702. The cubic root of 3609500023 is about 1533.9658208839.

Adding to 3609500023 its reverse (3200059063), we get a palindrome (6809559086).

The spelling of 3609500023 in words is "three billion, six hundred nine million, five hundred thousand, twenty-three".