142536505235 has 4 divisors (see below), whose sum is σ = 171043806288. Its totient is φ = 114029204184.

The previous prime is 142536505231. The next prime is 142536505351. The reversal of 142536505235 is 532505635241.

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 142536505235 - 2² = 142536505231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142536505192 and 142536505201.

It is not an unprimeable number, because it can be changed into a prime (142536505231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14253650519 + ... + 14253650528.

It is an arithmetic number, because the mean of its divisors is an integer number (42760951572).

Almost surely, 2^142536505235 is an apocalyptic number.

142536505235 is a deficient number, since it is larger than the sum of its proper divisors (28507301053).

142536505235 is an equidigital number, since it uses as much as digits as its factorization.

142536505235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28507301052.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 142536505235 in words is "one hundred forty-two billion, five hundred thirty-six million, five hundred five thousand, two hundred thirty-five".