142564303 has 8 divisors (see below), whose sum is σ = 164373408. Its totient is φ = 121115904.

The previous prime is 142564297. The next prime is 142564309. The reversal of 142564303 is 303465241.

It is an interprime number because it is at equal distance from previous prime (142564297) and next prime (142564309).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-142564303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142564309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89326 + ... + 90907.

It is an arithmetic number, because the mean of its divisors is an integer number (20546676).

Almost surely, 2^142564303 is an apocalyptic number.

142564303 is a deficient number, since it is larger than the sum of its proper divisors (21809105).

142564303 is a wasteful number, since it uses less digits than its factorization.

142564303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180353.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 142564303 is about 11940.0294388247. The cubic root of 142564303 is about 522.4005173725.

The spelling of 142564303 in words is "one hundred forty-two million, five hundred sixty-four thousand, three hundred three".