655127 has 4 divisors (see below), whose sum is σ = 714696. Its totient is φ = 595560.

The previous prime is 655121. The next prime is 655157. The reversal of 655127 is 721556.

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 655127 - 2⁴ = 655111 is a prime.

It is a super-2 number, since 2×655127² = 858382772258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655096 and 655105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655121) 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, 29768 + ... + 29789.

It is an arithmetic number, because the mean of its divisors is an integer number (178674).

2⁶⁵⁵¹²⁷ is an apocalyptic number.

655127 is a deficient number, since it is larger than the sum of its proper divisors (59569).

655127 is a wasteful number, since it uses less digits than its factorization.

655127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59568.

The product of its digits is 2100, while the sum is 26.

The square root of 655127 is about 809.3991598711. The cubic root of 655127 is about 86.8510685769.

The spelling of 655127 in words is "six hundred fifty-five thousand, one hundred twenty-seven".