987946607 has 2 divisors, whose sum is σ = 987946608. Its totient is φ = 987946606.

The previous prime is 987946559. The next prime is 987946633. The reversal of 987946607 is 706649789.

It is a strong prime.

It is an emirp because it is prime and its reverse (706649789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 987946607 - 2²⁴ = 971169391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (987946637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493973303 + 493973304.

It is an arithmetic number, because the mean of its divisors is an integer number (493973304).

Almost surely, 2^987946607 is an apocalyptic number.

987946607 is a deficient number, since it is larger than the sum of its proper divisors (1).

987946607 is an equidigital number, since it uses as much as digits as its factorization.

987946607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The square root of 987946607 is about 31431.6179507196. The cubic root of 987946607 is about 995.9659506620.

The spelling of 987946607 in words is "nine hundred eighty-seven million, nine hundred forty-six thousand, six hundred seven".