655157 has 2 divisors, whose sum is σ = 655158. Its totient is φ = 655156.

The previous prime is 655121. The next prime is 655181. The reversal of 655157 is 751556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 654481 + 676 = 809^2 + 26^2 .

It is a cyclic number.

It is not a de Polignac number, because 655157 - 2¹⁸ = 393013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327578 + 327579.

It is an arithmetic number, because the mean of its divisors is an integer number (327579).

2⁶⁵⁵¹⁵⁷ is an apocalyptic number.

It is an amenable number.

655157 is a deficient number, since it is larger than the sum of its proper divisors (1).

655157 is an equidigital number, since it uses as much as digits as its factorization.

655157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5250, while the sum is 29.

The square root of 655157 is about 809.4176919243. The cubic root of 655157 is about 86.8523942701.

The spelling of 655157 in words is "six hundred fifty-five thousand, one hundred fifty-seven".