860094139 has 2 divisors, whose sum is σ = 860094140. Its totient is φ = 860094138.

The previous prime is 860094121. The next prime is 860094173. The reversal of 860094139 is 931490068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 860094139 - 2⁹ = 860093627 is a prime.

It is not a weakly prime, because it can be changed into another prime (860094539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430047069 + 430047070.

It is an arithmetic number, because the mean of its divisors is an integer number (430047070).

Almost surely, 2^860094139 is an apocalyptic number.

860094139 is a deficient number, since it is larger than the sum of its proper divisors (1).

860094139 is an equidigital number, since it uses as much as digits as its factorization.

860094139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 860094139 is about 29327.3616099369. The cubic root of 860094139 is about 951.0032389652.

The spelling of 860094139 in words is "eight hundred sixty million, ninety-four thousand, one hundred thirty-nine".