653161607 has 8 divisors (see below), whose sum is σ = 790380576. Its totient is φ = 526920192.

The previous prime is 653161591. The next prime is 653161643. The reversal of 653161607 is 706161356.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 653161607 - 2⁴ = 653161591 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 (653161507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744258 + ... + 2744495.

It is an arithmetic number, because the mean of its divisors is an integer number (98797572).

Almost surely, 2^653161607 is an apocalyptic number.

653161607 is a deficient number, since it is larger than the sum of its proper divisors (137218969).

653161607 is a wasteful number, since it uses less digits than its factorization.

653161607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5488777.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 653161607 is about 25557.0265680497. The cubic root of 653161607 is about 867.6412998083.

The spelling of 653161607 in words is "six hundred fifty-three million, one hundred sixty-one thousand, six hundred seven".