701266289 has 2 divisors, whose sum is σ = 701266290. Its totient is φ = 701266288.

The previous prime is 701266243. The next prime is 701266301. The reversal of 701266289 is 982662107.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 676416064 + 24850225 = 26008^2 + 4985^2 .

It is a cyclic number.

It is not a de Polignac number, because 701266289 - 2¹² = 701262193 is a prime.

It is not a weakly prime, because it can be changed into another prime (701266229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350633144 + 350633145.

It is an arithmetic number, because the mean of its divisors is an integer number (350633145).

Almost surely, 2^701266289 is an apocalyptic number.

It is an amenable number.

701266289 is a deficient number, since it is larger than the sum of its proper divisors (1).

701266289 is an equidigital number, since it uses as much as digits as its factorization.

701266289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 701266289 is about 26481.4329106263. The cubic root of 701266289 is about 888.4390806845.

The spelling of 701266289 in words is "seven hundred one million, two hundred sixty-six thousand, two hundred eighty-nine".