271392691 has 2 divisors, whose sum is σ = 271392692. Its totient is φ = 271392690.

The previous prime is 271392673. The next prime is 271392697. The reversal of 271392691 is 196293172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 271392691 - 2⁵ = 271392659 is a prime.

It is not a weakly prime, because it can be changed into another prime (271392697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135696345 + 135696346.

It is an arithmetic number, because the mean of its divisors is an integer number (135696346).

Almost surely, 2^271392691 is an apocalyptic number.

271392691 is a deficient number, since it is larger than the sum of its proper divisors (1).

271392691 is an equidigital number, since it uses as much as digits as its factorization.

271392691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 40.

The square root of 271392691 is about 16474.0004552628. Note that the first 3 decimals coincide. The cubic root of 271392691 is about 647.4397839084.

The spelling of 271392691 in words is "two hundred seventy-one million, three hundred ninety-two thousand, six hundred ninety-one".