981707 has 2 divisors, whose sum is σ = 981708. Its totient is φ = 981706.

The previous prime is 981703. The next prime is 981713. The reversal of 981707 is 707189.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 981707 - 2² = 981703 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 981707.

It is not a weakly prime, because it can be changed into another prime (981703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490853 + 490854.

It is an arithmetic number, because the mean of its divisors is an integer number (490854).

2⁹⁸¹⁷⁰⁷ is an apocalyptic number.

981707 is a deficient number, since it is larger than the sum of its proper divisors (1).

981707 is an equidigital number, since it uses as much as digits as its factorization.

981707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 981707 is about 990.8112837468. The cubic root of 981707 is about 99.3864769256.

The spelling of 981707 in words is "nine hundred eighty-one thousand, seven hundred seven".