135521162 has 24 divisors (see below), whose sum is σ = 238083300. Its totient is φ = 57684480.

The previous prime is 135521149. The next prime is 135521201. The reversal of 135521162 is 261125531.

It can be written as a sum of positive squares in 2 ways, for example, as 135512881 + 8281 = 11641^2 + 91^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9962 + ... + 19242.

Almost surely, 2^135521162 is an apocalyptic number.

135521162 is a deficient number, since it is larger than the sum of its proper divisors (102562138).

135521162 is a wasteful number, since it uses less digits than its factorization.

135521162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9446 (or 9439 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 135521162 is about 11641.3556770679. The cubic root of 135521162 is about 513.6520656005.

Adding to 135521162 its reverse (261125531), we get a palindrome (396646693).

The spelling of 135521162 in words is "one hundred thirty-five million, five hundred twenty-one thousand, one hundred sixty-two".