135263433 has 4 divisors (see below), whose sum is σ = 180351248. Its totient is φ = 90175620.

The previous prime is 135263399. The next prime is 135263461. The reversal of 135263433 is 334362531.

135263433 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 not a de Polignac number, because 135263433 - 2²⁵ = 101709001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135263433.

It is not an unprimeable number, because it can be changed into a prime (135263833) 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, 22543903 + ... + 22543908.

It is an arithmetic number, because the mean of its divisors is an integer number (45087812).

Almost surely, 2^135263433 is an apocalyptic number.

It is an amenable number.

135263433 is a deficient number, since it is larger than the sum of its proper divisors (45087815).

135263433 is an equidigital number, since it uses as much as digits as its factorization.

135263433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45087814.

The product of its digits is 19440, while the sum is 30.

The square root of 135263433 is about 11630.2808650522. The cubic root of 135263433 is about 513.3262443034.

The spelling of 135263433 in words is "one hundred thirty-five million, two hundred sixty-three thousand, four hundred thirty-three".