270126257 has 2 divisors, whose sum is σ = 270126258. Its totient is φ = 270126256.

The previous prime is 270126253. The next prime is 270126289. The reversal of 270126257 is 752621072.

It is an a-pointer prime, because the next prime (270126289) can be obtained adding 270126257 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244734736 + 25391521 = 15644^2 + 5039^2 .

It is a cyclic number.

It is not a de Polignac number, because 270126257 - 2² = 270126253 is a prime.

It is not a weakly prime, because it can be changed into another prime (270126251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135063128 + 135063129.

It is an arithmetic number, because the mean of its divisors is an integer number (135063129).

Almost surely, 2^270126257 is an apocalyptic number.

It is an amenable number.

270126257 is a deficient number, since it is larger than the sum of its proper divisors (1).

270126257 is an equidigital number, since it uses as much as digits as its factorization.

270126257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 270126257 is about 16435.5181542901. The cubic root of 270126257 is about 646.4311366660.

The spelling of 270126257 in words is "two hundred seventy million, one hundred twenty-six thousand, two hundred fifty-seven".