135441220144039 has 16 divisors (see below), whose sum is σ = 136822478318496. Its totient is φ = 134065895040000.

The previous prime is 135441220144033. The next prime is 135441220144057. The reversal of 135441220144039 is 930441022144531.

It is a cyclic number.

It is not a de Polignac number, because 135441220144039 - 2³⁵ = 135406860405671 is a prime.

It is a super-2 number, since 2×135441220144039² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135441220143986 and 135441220144004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135441220144033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151899064 + ... + 152788114.

It is an arithmetic number, because the mean of its divisors is an integer number (8551404894906).

Almost surely, 2^{135441220144039} is an apocalyptic number.

135441220144039 is a deficient number, since it is larger than the sum of its proper divisors (1381258174457).

135441220144039 is a wasteful number, since it uses less digits than its factorization.

135441220144039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892386.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 135441220144039 in words is "one hundred thirty-five trillion, four hundred forty-one billion, two hundred twenty million, one hundred forty-four thousand, thirty-nine".