270493475261 has 2 divisors, whose sum is σ = 270493475262. Its totient is φ = 270493475260.

The previous prime is 270493475233. The next prime is 270493475267. The reversal of 270493475261 is 162574394072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149993544100 + 120499931161 = 387290^2 + 347131^2 .

It is a cyclic number.

It is not a de Polignac number, because 270493475261 - 2³⁰ = 269419733437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (270493475267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135246737630 + 135246737631.

It is an arithmetic number, because the mean of its divisors is an integer number (135246737631).

Almost surely, 2^270493475261 is an apocalyptic number.

It is an amenable number.

270493475261 is a deficient number, since it is larger than the sum of its proper divisors (1).

270493475261 is an equidigital number, since it uses as much as digits as its factorization.

270493475261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 270493475261 in words is "two hundred seventy billion, four hundred ninety-three million, four hundred seventy-five thousand, two hundred sixty-one".