142805435 has 8 divisors (see below), whose sum is σ = 171877056. Its totient is φ = 113904000.

The previous prime is 142805431. The next prime is 142805477. The reversal of 142805435 is 534508241.

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

It is not a de Polignac number, because 142805435 - 2² = 142805431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142805431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40691 + ... + 44060.

It is an arithmetic number, because the mean of its divisors is an integer number (21484632).

Almost surely, 2^142805435 is an apocalyptic number.

142805435 is a deficient number, since it is larger than the sum of its proper divisors (29071621).

142805435 is an equidigital number, since it uses as much as digits as its factorization.

142805435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85093.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 142805435 is about 11950.1228027163. The cubic root of 142805435 is about 522.6948793445.

The spelling of 142805435 in words is "one hundred forty-two million, eight hundred five thousand, four hundred thirty-five".