655054079 has 4 divisors (see below), whose sum is σ = 655164840. Its totient is φ = 654943320.

The previous prime is 655054069. The next prime is 655054093. The reversal of 655054079 is 970450556.

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 655054079 - 2⁴ = 655054063 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 (655054009) 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, 45977 + ... + 58514.

It is an arithmetic number, because the mean of its divisors is an integer number (163791210).

Almost surely, 2^655054079 is an apocalyptic number.

655054079 is a deficient number, since it is larger than the sum of its proper divisors (110761).

655054079 is a wasteful number, since it uses less digits than its factorization.

655054079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110760.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 655054079 is about 25594.0242830236. The cubic root of 655054079 is about 868.4784604558.

The spelling of 655054079 in words is "six hundred fifty-five million, fifty-four thousand, seventy-nine".