987498133 has 2 divisors, whose sum is σ = 987498134. Its totient is φ = 987498132.

The previous prime is 987498131. The next prime is 987498167. The reversal of 987498133 is 331894789.

987498133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872729764 + 114768369 = 29542^2 + 10713^2 .

It is a cyclic number.

It is not a de Polignac number, because 987498133 - 2¹ = 987498131 is a prime.

Together with 987498131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (987498131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493749066 + 493749067.

It is an arithmetic number, because the mean of its divisors is an integer number (493749067).

Almost surely, 2^987498133 is an apocalyptic number.

It is an amenable number.

987498133 is a deficient number, since it is larger than the sum of its proper divisors (1).

987498133 is an equidigital number, since it uses as much as digits as its factorization.

987498133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 52.

The square root of 987498133 is about 31424.4830188183. The cubic root of 987498133 is about 995.8152230705.

The spelling of 987498133 in words is "nine hundred eighty-seven million, four hundred ninety-eight thousand, one hundred thirty-three".