142324487 has 2 divisors, whose sum is σ = 142324488. Its totient is φ = 142324486.

The previous prime is 142324471. The next prime is 142324519. The reversal of 142324487 is 784423241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142324487 - 2⁴ = 142324471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142324087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71162243 + 71162244.

It is an arithmetic number, because the mean of its divisors is an integer number (71162244).

Almost surely, 2^142324487 is an apocalyptic number.

142324487 is a deficient number, since it is larger than the sum of its proper divisors (1).

142324487 is an equidigital number, since it uses as much as digits as its factorization.

142324487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43008, while the sum is 35.

The square root of 142324487 is about 11929.9826906832. The cubic root of 142324487 is about 522.1074325152.

The spelling of 142324487 in words is "one hundred forty-two million, three hundred twenty-four thousand, four hundred eighty-seven".