655135349 has 4 divisors (see below), whose sum is σ = 714693120. Its totient is φ = 595577580.

The previous prime is 655135343. The next prime is 655135373. The reversal of 655135349 is 943531556.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 655135349 - 2²⁸ = 386699893 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 (655135343) 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, 29778869 + ... + 29778890.

It is an arithmetic number, because the mean of its divisors is an integer number (178673280).

Almost surely, 2^655135349 is an apocalyptic number.

It is an amenable number.

655135349 is a deficient number, since it is larger than the sum of its proper divisors (59557771).

655135349 is a wasteful number, since it uses less digits than its factorization.

655135349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59557770.

The product of its digits is 243000, while the sum is 41.

The square root of 655135349 is about 25595.6119090754. The cubic root of 655135349 is about 868.5143752136.

The spelling of 655135349 in words is "six hundred fifty-five million, one hundred thirty-five thousand, three hundred forty-nine".