856130472007 has 2 divisors, whose sum is σ = 856130472008. Its totient is φ = 856130472006.

The previous prime is 856130471993. The next prime is 856130472083. The reversal of 856130472007 is 700274031658.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 856130472007 - 2¹⁵ = 856130439239 is a prime.

It is a super-2 number, since 2×856130472007² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (856130479007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428065236003 + 428065236004.

It is an arithmetic number, because the mean of its divisors is an integer number (428065236004).

Almost surely, 2^856130472007 is an apocalyptic number.

856130472007 is a deficient number, since it is larger than the sum of its proper divisors (1).

856130472007 is an equidigital number, since it uses as much as digits as its factorization.

856130472007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 856130472007 in words is "eight hundred fifty-six billion, one hundred thirty million, four hundred seventy-two thousand, seven".