652153871 has 4 divisors (see below), whose sum is σ = 656059152. Its totient is φ = 648248592.

The previous prime is 652153841. The next prime is 652153877. The reversal of 652153871 is 178351256.

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 652153871 - 2¹⁴ = 652137487 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 (652153877) 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, 1952390 + ... + 1952723.

It is an arithmetic number, because the mean of its divisors is an integer number (164014788).

Almost surely, 2^652153871 is an apocalyptic number.

652153871 is a deficient number, since it is larger than the sum of its proper divisors (3905281).

652153871 is a wasteful number, since it uses less digits than its factorization.

652153871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905280.

The product of its digits is 50400, while the sum is 38.

The square root of 652153871 is about 25537.3035185785. The cubic root of 652153871 is about 867.1948541828.

The spelling of 652153871 in words is "six hundred fifty-two million, one hundred fifty-three thousand, eight hundred seventy-one".