700780739 has 2 divisors, whose sum is σ = 700780740. Its totient is φ = 700780738.

The previous prime is 700780711. The next prime is 700780741. The reversal of 700780739 is 937087007.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-700780739 is a prime.

It is a super-2 number, since 2×700780739² = 982187288306772242, which contains 22 as substring.

Together with 700780741, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 700780696 and 700780705.

It is not a weakly prime, because it can be changed into another prime (700780789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350390369 + 350390370.

It is an arithmetic number, because the mean of its divisors is an integer number (350390370).

Almost surely, 2^700780739 is an apocalyptic number.

700780739 is a deficient number, since it is larger than the sum of its proper divisors (1).

700780739 is an equidigital number, since it uses as much as digits as its factorization.

700780739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 700780739 is about 26472.2635790746. The cubic root of 700780739 is about 888.2339844644.

The spelling of 700780739 in words is "seven hundred million, seven hundred eighty thousand, seven hundred thirty-nine".