99607 has 2 divisors, whose sum is σ = 99608. Its totient is φ = 99606.

The previous prime is 99581. The next prime is 99611. The reversal of 99607 is 70699.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99607 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49803 + 49804.

It is an arithmetic number, because the mean of its divisors is an integer number (49804).

2⁹⁹⁶⁰⁷ is an apocalyptic number.

99607 is a deficient number, since it is larger than the sum of its proper divisors (1).

99607 is an equidigital number, since it uses as much as digits as its factorization.

99607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 99607 is about 315.6057667407. The cubic root of 99607 is about 46.3550036937.

The spelling of 99607 in words is "ninety-nine thousand, six hundred seven".