700881749 has 2 divisors, whose sum is σ = 700881750. Its totient is φ = 700881748.

The previous prime is 700881689. The next prime is 700881791. The reversal of 700881749 is 947188007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 609201124 + 91680625 = 24682^2 + 9575^2 .

It is a cyclic number.

It is not a de Polignac number, because 700881749 - 2¹⁶ = 700816213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (700881149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350440874 + 350440875.

It is an arithmetic number, because the mean of its divisors is an integer number (350440875).

Almost surely, 2^700881749 is an apocalyptic number.

It is an amenable number.

700881749 is a deficient number, since it is larger than the sum of its proper divisors (1).

700881749 is an equidigital number, since it uses as much as digits as its factorization.

700881749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 700881749 is about 26474.1713562483. The cubic root of 700881749 is about 888.2766588700.

The spelling of 700881749 in words is "seven hundred million, eight hundred eighty-one thousand, seven hundred forty-nine".