2043487 has 2 divisors, whose sum is σ = 2043488. Its totient is φ = 2043486.

The previous prime is 2043479. The next prime is 2043491. The reversal of 2043487 is 7843402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2043487 - 2³ = 2043479 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 (2043467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021743 + 1021744.

It is an arithmetic number, because the mean of its divisors is an integer number (1021744).

2^2043487 is an apocalyptic number.

2043487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043487 is an equidigital number, since it uses as much as digits as its factorization.

2043487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 2043487 is about 1429.5058586798. The cubic root of 2043487 is about 126.8987350743.

Adding to 2043487 its reverse (7843402), we get a palindrome (9886889).

The spelling of 2043487 in words is "two million, forty-three thousand, four hundred eighty-seven".