135162943 has 4 divisors (see below), whose sum is σ = 136403080. Its totient is φ = 133922808.

The previous prime is 135162901. The next prime is 135162959. The reversal of 135162943 is 349261531.

135162943 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 an emirpimes, since its reverse is a distinct semiprime: 349261531 = 31 ⋅11266501.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135162943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135162899 and 135162908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135162043) 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, 619905 + ... + 620122.

It is an arithmetic number, because the mean of its divisors is an integer number (34100770).

Almost surely, 2^135162943 is an apocalyptic number.

135162943 is a deficient number, since it is larger than the sum of its proper divisors (1240137).

135162943 is a wasteful number, since it uses less digits than its factorization.

135162943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240136.

The product of its digits is 19440, while the sum is 34.

The square root of 135162943 is about 11625.9598743502. The cubic root of 135162943 is about 513.1990925849.

The spelling of 135162943 in words is "one hundred thirty-five million, one hundred sixty-two thousand, nine hundred forty-three".