135520941 has 16 divisors (see below), whose sum is σ = 182730240. Its totient is φ = 89334960.

The previous prime is 135520937. The next prime is 135520943. The reversal of 135520941 is 149025531.

It is not a de Polignac number, because 135520941 - 2² = 135520937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135520899 and 135520908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135520943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164256 + ... + 165078.

It is an arithmetic number, because the mean of its divisors is an integer number (11420640).

Almost surely, 2^135520941 is an apocalyptic number.

It is an amenable number.

135520941 is a deficient number, since it is larger than the sum of its proper divisors (47209299).

135520941 is a wasteful number, since it uses less digits than its factorization.

135520941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 135520941 is about 11641.3461850423. The cubic root of 135520941 is about 513.6517863891.

The spelling of 135520941 in words is "one hundred thirty-five million, five hundred twenty thousand, nine hundred forty-one".