899340271 has 2 divisors, whose sum is σ = 899340272. Its totient is φ = 899340270.

The previous prime is 899340251. The next prime is 899340367. The reversal of 899340271 is 172043998.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 899340271 - 2²⁵ = 865785839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (899340251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449670135 + 449670136.

It is an arithmetic number, because the mean of its divisors is an integer number (449670136).

Almost surely, 2^899340271 is an apocalyptic number.

899340271 is a deficient number, since it is larger than the sum of its proper divisors (1).

899340271 is an equidigital number, since it uses as much as digits as its factorization.

899340271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 899340271 is about 29989.0025009169. The cubic root of 899340271 is about 965.2534153288.

The spelling of 899340271 in words is "eight hundred ninety-nine million, three hundred forty thousand, two hundred seventy-one".