708061663 has 2 divisors, whose sum is σ = 708061664. Its totient is φ = 708061662.

The previous prime is 708061649. The next prime is 708061667. The reversal of 708061663 is 366160807.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 708061663 - 2⁵ = 708061631 is a prime.

It is a super-2 number, since 2×708061663² = 1002702637220651138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (708061667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354030831 + 354030832.

It is an arithmetic number, because the mean of its divisors is an integer number (354030832).

Almost surely, 2^708061663 is an apocalyptic number.

708061663 is a deficient number, since it is larger than the sum of its proper divisors (1).

708061663 is an equidigital number, since it uses as much as digits as its factorization.

708061663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 708061663 is about 26609.4280847973. The cubic root of 708061663 is about 891.2995629922.

The spelling of 708061663 in words is "seven hundred eight million, sixty-one thousand, six hundred sixty-three".