707068121 has 2 divisors, whose sum is σ = 707068122. Its totient is φ = 707068120.

The previous prime is 707068099. The next prime is 707068123. The reversal of 707068121 is 121860707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 510760000 + 196308121 = 22600^2 + 14011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-707068121 is a prime.

Together with 707068123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (707068123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353534060 + 353534061.

It is an arithmetic number, because the mean of its divisors is an integer number (353534061).

Almost surely, 2^707068121 is an apocalyptic number.

It is an amenable number.

707068121 is a deficient number, since it is larger than the sum of its proper divisors (1).

707068121 is an equidigital number, since it uses as much as digits as its factorization.

707068121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 707068121 is about 26590.7525467031. The cubic root of 707068121 is about 890.8824815835.

The spelling of 707068121 in words is "seven hundred seven million, sixty-eight thousand, one hundred twenty-one".