1002487 has 2 divisors, whose sum is σ = 1002488. Its totient is φ = 1002486.

The previous prime is 1002481. The next prime is 1002493. The reversal of 1002487 is 7842001.

It is a balanced prime because it is at equal distance from previous prime (1002481) and next prime (1002493).

It is a cyclic number.

It is not a de Polignac number, because 1002487 - 2⁷ = 1002359 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501243 + 501244.

It is an arithmetic number, because the mean of its divisors is an integer number (501244).

2^1002487 is an apocalyptic number.

1002487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002487 is an equidigital number, since it uses as much as digits as its factorization.

1002487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 1002487 is about 1001.2427278138. The cubic root of 1002487 is about 100.0828313707.

Adding to 1002487 its reverse (7842001), we get a palindrome (8844488).

The spelling of 1002487 in words is "one million, two thousand, four hundred eighty-seven".