70138301 has 2 divisors, whose sum is σ = 70138302. Its totient is φ = 70138300.

The previous prime is 70138297. The next prime is 70138307. The reversal of 70138301 is 10383107.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60435076 + 9703225 = 7774^2 + 3115^2 .

It is a cyclic number.

It is not a de Polignac number, because 70138301 - 2² = 70138297 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70138307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35069150 + 35069151.

It is an arithmetic number, because the mean of its divisors is an integer number (35069151).

Almost surely, 2^70138301 is an apocalyptic number.

It is an amenable number.

70138301 is a deficient number, since it is larger than the sum of its proper divisors (1).

70138301 is an equidigital number, since it uses as much as digits as its factorization.

70138301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 70138301 is about 8374.8612525820. The cubic root of 70138301 is about 412.3997694646.

The spelling of 70138301 in words is "seventy million, one hundred thirty-eight thousand, three hundred one".