9142459 has 4 divisors (see below), whose sum is σ = 9162504. Its totient is φ = 9122416.

The previous prime is 9142429. The next prime is 9142499. The reversal of 9142459 is 9542419.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9142459 - 2⁹ = 9141947 is a prime.

It is a Duffinian number.

9142459 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9142429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9322 + ... + 10255.

It is an arithmetic number, because the mean of its divisors is an integer number (2290626).

Almost surely, 2^9142459 is an apocalyptic number.

9142459 is a deficient number, since it is larger than the sum of its proper divisors (20045).

9142459 is a wasteful number, since it uses less digits than its factorization.

9142459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20044.

The product of its digits is 12960, while the sum is 34.

The square root of 9142459 is about 3023.6499466704. The cubic root of 9142459 is about 209.1001481224.

The spelling of 9142459 in words is "nine million, one hundred forty-two thousand, four hundred fifty-nine".