996187 has 2 divisors, whose sum is σ = 996188. Its totient is φ = 996186.

The previous prime is 996173. The next prime is 996197. The reversal of 996187 is 781699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 996187 - 2¹⁵ = 963419 is a prime.

996187 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (996157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498093 + 498094.

It is an arithmetic number, because the mean of its divisors is an integer number (498094).

2⁹⁹⁶¹⁸⁷ is an apocalyptic number.

996187 is a deficient number, since it is larger than the sum of its proper divisors (1).

996187 is an equidigital number, since it uses as much as digits as its factorization.

996187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 40.

The square root of 996187 is about 998.0916791558. The cubic root of 996187 is about 99.8727381128.

The spelling of 996187 in words is "nine hundred ninety-six thousand, one hundred eighty-seven".