270157 has 2 divisors, whose sum is σ = 270158. Its totient is φ = 270156.

The previous prime is 270143. The next prime is 270163. The reversal of 270157 is 751072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155236 + 114921 = 394^2 + 339^2 .

It is a cyclic number.

It is not a de Polignac number, because 270157 - 2⁷ = 270029 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 (270167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135078 + 135079.

It is an arithmetic number, because the mean of its divisors is an integer number (135079).

2²⁷⁰¹⁵⁷ is an apocalyptic number.

It is an amenable number.

270157 is a deficient number, since it is larger than the sum of its proper divisors (1).

270157 is an equidigital number, since it uses as much as digits as its factorization.

270157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 490, while the sum is 22.

The square root of 270157 is about 519.7662936359. The cubic root of 270157 is about 64.6455659123.

The spelling of 270157 in words is "two hundred seventy thousand, one hundred fifty-seven".