135653334451 has 4 divisors (see below), whose sum is σ = 135655553304. Its totient is φ = 135651115600.

The previous prime is 135653334437. The next prime is 135653334457. The reversal of 135653334451 is 154433356531.

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 135653334451 - 2¹¹ = 135653332403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135653334398 and 135653334407.

It is not an unprimeable number, because it can be changed into a prime (135653334457) 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, 1015045 + ... + 1140886.

It is an arithmetic number, because the mean of its divisors is an integer number (33913888326).

Almost surely, 2^135653334451 is an apocalyptic number.

135653334451 is a deficient number, since it is larger than the sum of its proper divisors (2218853).

135653334451 is an equidigital number, since it uses as much as digits as its factorization.

135653334451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218852.

The product of its digits is 972000, while the sum is 43.

The spelling of 135653334451 in words is "one hundred thirty-five billion, six hundred fifty-three million, three hundred thirty-four thousand, four hundred fifty-one".