653085611 has 4 divisors (see below), whose sum is σ = 659426352. Its totient is φ = 646744872.

The previous prime is 653085607. The next prime is 653085637. The reversal of 653085611 is 116580356.

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

It is a cyclic number.

It is not a de Polignac number, because 653085611 - 2² = 653085607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653085011) 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, 3170216 + ... + 3170421.

It is an arithmetic number, because the mean of its divisors is an integer number (164856588).

Almost surely, 2^653085611 is an apocalyptic number.

653085611 is a deficient number, since it is larger than the sum of its proper divisors (6340741).

653085611 is a wasteful number, since it uses less digits than its factorization.

653085611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340740.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 653085611 is about 25555.5397321207. The cubic root of 653085611 is about 867.6076481949.

The spelling of 653085611 in words is "six hundred fifty-three million, eighty-five thousand, six hundred eleven".