655304051 has 4 divisors (see below), whose sum is σ = 660306504. Its totient is φ = 650301600.

The previous prime is 655303933. The next prime is 655304081. The reversal of 655304051 is 150403556.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-655304051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (655304081) 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, 2501030 + ... + 2501291.

It is an arithmetic number, because the mean of its divisors is an integer number (165076626).

Almost surely, 2^655304051 is an apocalyptic number.

655304051 is a deficient number, since it is larger than the sum of its proper divisors (5002453).

655304051 is a wasteful number, since it uses less digits than its factorization.

655304051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5002452.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 655304051 is about 25598.9072227703. The cubic root of 655304051 is about 868.5889183531.

The spelling of 655304051 in words is "six hundred fifty-five million, three hundred four thousand, fifty-one".