987414473 has 2 divisors, whose sum is σ = 987414474. Its totient is φ = 987414472.

The previous prime is 987414469. The next prime is 987414497. The reversal of 987414473 is 374414789.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 495151504 + 492262969 = 22252^2 + 22187^2 .

It is a cyclic number.

It is not a de Polignac number, because 987414473 - 2² = 987414469 is a prime.

It is not a weakly prime, because it can be changed into another prime (987414073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493707236 + 493707237.

It is an arithmetic number, because the mean of its divisors is an integer number (493707237).

Almost surely, 2^987414473 is an apocalyptic number.

It is an amenable number.

987414473 is a deficient number, since it is larger than the sum of its proper divisors (1).

987414473 is an equidigital number, since it uses as much as digits as its factorization.

987414473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 47.

The square root of 987414473 is about 31423.1518629179. The cubic root of 987414473 is about 995.7871007374.

The spelling of 987414473 in words is "nine hundred eighty-seven million, four hundred fourteen thousand, four hundred seventy-three".