271791983 has 2 divisors, whose sum is σ = 271791984. Its totient is φ = 271791982.

The previous prime is 271791967. The next prime is 271791991. The reversal of 271791983 is 389197172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 271791983 - 2⁴ = 271791967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271791913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135895991 + 135895992.

It is an arithmetic number, because the mean of its divisors is an integer number (135895992).

Almost surely, 2^271791983 is an apocalyptic number.

271791983 is a deficient number, since it is larger than the sum of its proper divisors (1).

271791983 is an equidigital number, since it uses as much as digits as its factorization.

271791983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 47.

The square root of 271791983 is about 16486.1148546284. The cubic root of 271791983 is about 647.7571479535.

The spelling of 271791983 in words is "two hundred seventy-one million, seven hundred ninety-one thousand, nine hundred eighty-three".