142035513 has 4 divisors (see below), whose sum is σ = 189380688. Its totient is φ = 94690340.

The previous prime is 142035503. The next prime is 142035539. The reversal of 142035513 is 315530241.

142035513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 142035513 - 2⁶ = 142035449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142035503) 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, 23672583 + ... + 23672588.

It is an arithmetic number, because the mean of its divisors is an integer number (47345172).

Almost surely, 2^142035513 is an apocalyptic number.

It is an amenable number.

142035513 is a deficient number, since it is larger than the sum of its proper divisors (47345175).

142035513 is an equidigital number, since it uses as much as digits as its factorization.

142035513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47345174.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 142035513 is about 11917.8652870386. The cubic root of 142035513 is about 521.7538327853.

Adding to 142035513 its reverse (315530241), we get a palindrome (457565754).

The spelling of 142035513 in words is "one hundred forty-two million, thirty-five thousand, five hundred thirteen".