706018939 has 2 divisors, whose sum is σ = 706018940. Its totient is φ = 706018938.

The previous prime is 706018927. The next prime is 706018961. The reversal of 706018939 is 939810607.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-706018939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 706018895 and 706018904.

It is not a weakly prime, because it can be changed into another prime (706018039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353009469 + 353009470.

It is an arithmetic number, because the mean of its divisors is an integer number (353009470).

Almost surely, 2^706018939 is an apocalyptic number.

706018939 is a deficient number, since it is larger than the sum of its proper divisors (1).

706018939 is an equidigital number, since it uses as much as digits as its factorization.

706018939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 706018939 is about 26571.0168981166. The cubic root of 706018939 is about 890.4416185633.

The spelling of 706018939 in words is "seven hundred six million, eighteen thousand, nine hundred thirty-nine".