870382211 has 2 divisors, whose sum is σ = 870382212. Its totient is φ = 870382210.

The previous prime is 870382207. The next prime is 870382223. The reversal of 870382211 is 112283078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870382211 - 2² = 870382207 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (870382411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435191105 + 435191106.

It is an arithmetic number, because the mean of its divisors is an integer number (435191106).

Almost surely, 2^870382211 is an apocalyptic number.

870382211 is a deficient number, since it is larger than the sum of its proper divisors (1).

870382211 is an equidigital number, since it uses as much as digits as its factorization.

870382211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 870382211 is about 29502.2407793035. The cubic root of 870382211 is about 954.7800489410.

The spelling of 870382211 in words is "eight hundred seventy million, three hundred eighty-two thousand, two hundred eleven".