987685301 has 2 divisors, whose sum is σ = 987685302. Its totient is φ = 987685300.

The previous prime is 987685253. The next prime is 987685313. The reversal of 987685301 is 103586789.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 714279076 + 273406225 = 26726^2 + 16535^2 .

It is a cyclic number.

It is not a de Polignac number, because 987685301 - 2²² = 983490997 is a prime.

It is a super-2 number, since 2×987685301² = 1951044507622921202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (987685351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493842650 + 493842651.

It is an arithmetic number, because the mean of its divisors is an integer number (493842651).

Almost surely, 2^987685301 is an apocalyptic number.

It is an amenable number.

987685301 is a deficient number, since it is larger than the sum of its proper divisors (1).

987685301 is an equidigital number, since it uses as much as digits as its factorization.

987685301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 987685301 is about 31427.4609378486. The cubic root of 987685301 is about 995.8781338964.

The spelling of 987685301 in words is "nine hundred eighty-seven million, six hundred eighty-five thousand, three hundred one".