1486999 has 2 divisors, whose sum is σ = 1487000. Its totient is φ = 1486998.

The previous prime is 1486987. The next prime is 1487009. The reversal of 1486999 is 9996841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1486999 is a prime.

It is a super-2 number, since 2×1486999² = 4422332052002, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1486909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743499 + 743500.

It is an arithmetic number, because the mean of its divisors is an integer number (743500).

2^1486999 is an apocalyptic number.

1486999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1486999 is an equidigital number, since it uses as much as digits as its factorization.

1486999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 46.

The square root of 1486999 is about 1219.4256844925. The cubic root of 1486999 is about 114.1397434753.

It can be divided in two parts, 1486 and 999, that added together give a triangular number (2485 = T₇₀).

The spelling of 1486999 in words is "one million, four hundred eighty-six thousand, nine hundred ninety-nine".