142328811 has 16 divisors (see below), whose sum is σ = 202721184. Its totient is φ = 88510464.

The previous prime is 142328789. The next prime is 142328819. The reversal of 142328811 is 118823241.

It is not a de Polignac number, because 142328811 - 2¹⁴ = 142312427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142328819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6586 + ... + 18111.

It is an arithmetic number, because the mean of its divisors is an integer number (12670074).

Almost surely, 2^142328811 is an apocalyptic number.

142328811 is a deficient number, since it is larger than the sum of its proper divisors (60392373).

142328811 is a wasteful number, since it uses less digits than its factorization.

142328811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24830.

The product of its digits is 3072, while the sum is 30.

The square root of 142328811 is about 11930.1639133752. The cubic root of 142328811 is about 522.1127198922.

The spelling of 142328811 in words is "one hundred forty-two million, three hundred twenty-eight thousand, eight hundred eleven".