135822043 has 8 divisors (see below), whose sum is σ = 156343040. Its totient is φ = 115580520.

The previous prime is 135822031. The next prime is 135822047. The reversal of 135822043 is 340228531.

135822043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135822043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135822047) 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, 68823 + ... + 70768.

It is an arithmetic number, because the mean of its divisors is an integer number (19542880).

Almost surely, 2^135822043 is an apocalyptic number.

135822043 is a deficient number, since it is larger than the sum of its proper divisors (20520997).

135822043 is a wasteful number, since it uses less digits than its factorization.

135822043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139737.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 135822043 is about 11654.2714487007. The cubic root of 135822043 is about 514.0319175020.

It can be divided in two parts, 13582 and 2043, that added together give a 6-th power (15625 = 5⁶).

The spelling of 135822043 in words is "one hundred thirty-five million, eight hundred twenty-two thousand, forty-three".