2124887 has 2 divisors, whose sum is σ = 2124888. Its totient is φ = 2124886.

The previous prime is 2124877. The next prime is 2124919. The reversal of 2124887 is 7884212.

It is an a-pointer prime, because the next prime (2124919) can be obtained adding 2124887 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2124887 - 2⁸ = 2124631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062443 + 1062444.

It is an arithmetic number, because the mean of its divisors is an integer number (1062444).

2^2124887 is an apocalyptic number.

2124887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124887 is an equidigital number, since it uses as much as digits as its factorization.

2124887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7168, while the sum is 32.

The square root of 2124887 is about 1457.6992145158. The cubic root of 2124887 is about 128.5618006312.

The spelling of 2124887 in words is "two million, one hundred twenty-four thousand, eight hundred eighty-seven".