12042587 has 2 divisors, whose sum is σ = 12042588. Its totient is φ = 12042586.

The previous prime is 12042581. The next prime is 12042619. The reversal of 12042587 is 78524021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12042587 - 2¹⁰ = 12041563 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12042581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021293 + 6021294.

It is an arithmetic number, because the mean of its divisors is an integer number (6021294).

Almost surely, 2^12042587 is an apocalyptic number.

12042587 is a deficient number, since it is larger than the sum of its proper divisors (1).

12042587 is an equidigital number, since it uses as much as digits as its factorization.

12042587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 12042587 is about 3470.2430750597. The cubic root of 12042587 is about 229.2133617832.

The spelling of 12042587 in words is "twelve million, forty-two thousand, five hundred eighty-seven".