870710047 has 2 divisors, whose sum is σ = 870710048. Its totient is φ = 870710046.

The previous prime is 870710021. The next prime is 870710059. The reversal of 870710047 is 740017078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 870710047 - 2²⁷ = 736492319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 870709994 and 870710021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870110047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435355023 + 435355024.

It is an arithmetic number, because the mean of its divisors is an integer number (435355024).

Almost surely, 2^870710047 is an apocalyptic number.

870710047 is a deficient number, since it is larger than the sum of its proper divisors (1).

870710047 is an equidigital number, since it uses as much as digits as its factorization.

870710047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10976, while the sum is 34.

The square root of 870710047 is about 29507.7963765511. The cubic root of 870710047 is about 954.8999089202.

The spelling of 870710047 in words is "eight hundred seventy million, seven hundred ten thousand, forty-seven".