655134233 has 4 divisors (see below), whose sum is σ = 705529188. Its totient is φ = 604739280.

The previous prime is 655134211. The next prime is 655134257. The reversal of 655134233 is 332431556.

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

It can be written as a sum of positive squares in 2 ways, for example, as 36517849 + 618616384 = 6043^2 + 24872^2 .

It is a cyclic number.

It is not a de Polignac number, because 655134233 - 2⁶ = 655134169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 655134233.

It is not an unprimeable number, because it can be changed into a prime (655164233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25197458 + ... + 25197483.

It is an arithmetic number, because the mean of its divisors is an integer number (176382297).

Almost surely, 2^655134233 is an apocalyptic number.

It is an amenable number.

655134233 is a deficient number, since it is larger than the sum of its proper divisors (50394955).

655134233 is a wasteful number, since it uses less digits than its factorization.

655134233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50394954.

The product of its digits is 32400, while the sum is 32.

The square root of 655134233 is about 25595.5901084542. The cubic root of 655134233 is about 868.5138820521.

Adding to 655134233 its reverse (332431556), we get a palindrome (987565789).

The spelling of 655134233 in words is "six hundred fifty-five million, one hundred thirty-four thousand, two hundred thirty-three".