270901691 has 2 divisors, whose sum is σ = 270901692. Its totient is φ = 270901690.

The previous prime is 270901663. The next prime is 270901693. The reversal of 270901691 is 196109072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 270901691 - 2¹⁰ = 270900667 is a prime.

Together with 270901693, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (270901693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135450845 + 135450846.

It is an arithmetic number, because the mean of its divisors is an integer number (135450846).

Almost surely, 2^270901691 is an apocalyptic number.

270901691 is a deficient number, since it is larger than the sum of its proper divisors (1).

270901691 is an equidigital number, since it uses as much as digits as its factorization.

270901691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 270901691 is about 16459.0914390801. The cubic root of 270901691 is about 647.0491017634.

The spelling of 270901691 in words is "two hundred seventy million, nine hundred one thousand, six hundred ninety-one".