135520151273771 has 16 divisors (see below), whose sum is σ = 152802952527840. Its totient is φ = 119106898260480.

The previous prime is 135520151273747. The next prime is 135520151273827. The reversal of 135520151273771 is 177372151025531.

It is a cyclic number.

It is not a de Polignac number, because 135520151273771 - 2⁶ = 135520151273707 is a prime.

It is a super-2 number, since 2×135520151273771² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135520151276771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060360766 + ... + 1060488563.

It is an arithmetic number, because the mean of its divisors is an integer number (9550184532990).

Almost surely, 2^{135520151273771} is an apocalyptic number.

135520151273771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

135520151273771 is a deficient number, since it is larger than the sum of its proper divisors (17282801254069).

135520151273771 is a wasteful number, since it uses less digits than its factorization.

135520151273771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120849534.

The product of its (nonzero) digits is 1543500, while the sum is 50.

The spelling of 135520151273771 in words is "one hundred thirty-five trillion, five hundred twenty billion, one hundred fifty-one million, two hundred seventy-three thousand, seven hundred seventy-one".