142927459 has 2 divisors, whose sum is σ = 142927460. Its totient is φ = 142927458.

The previous prime is 142927439. The next prime is 142927489. The reversal of 142927459 is 954729241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142927459 - 2¹¹ = 142925411 is a prime.

It is not a weakly prime, because it can be changed into another prime (142927409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71463729 + 71463730.

It is an arithmetic number, because the mean of its divisors is an integer number (71463730).

Almost surely, 2^142927459 is an apocalyptic number.

142927459 is a deficient number, since it is larger than the sum of its proper divisors (1).

142927459 is an equidigital number, since it uses as much as digits as its factorization.

142927459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 142927459 is about 11955.2272667649. The cubic root of 142927459 is about 522.8437139273.

The spelling of 142927459 in words is "one hundred forty-two million, nine hundred twenty-seven thousand, four hundred fifty-nine".