9700139 has 2 divisors, whose sum is σ = 9700140. Its totient is φ = 9700138.

The previous prime is 9700111. The next prime is 9700147. The reversal of 9700139 is 9310079.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9700139 is a prime.

It is not a weakly prime, because it can be changed into another prime (9700169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4850069 + 4850070.

It is an arithmetic number, because the mean of its divisors is an integer number (4850070).

Almost surely, 2^9700139 is an apocalyptic number.

9700139 is a deficient number, since it is larger than the sum of its proper divisors (1).

9700139 is an equidigital number, since it uses as much as digits as its factorization.

9700139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 9700139 is about 3114.5046155047. The cubic root of 9700139 is about 213.2681422444.

The spelling of 9700139 in words is "nine million, seven hundred thousand, one hundred thirty-nine".