135411572 has 12 divisors (see below), whose sum is σ = 239145060. Its totient is φ = 67084416.

The previous prime is 135411553. The next prime is 135411581. The reversal of 135411572 is 275114531.

135411572 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 103103716 + 32307856 = 10154^2 + 5684^2 .

It is a super-2 number, since 2×135411572² = 36672587663022368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154853 + ... + 155724.

It is an arithmetic number, because the mean of its divisors is an integer number (19928755).

Almost surely, 2^135411572 is an apocalyptic number.

It is an amenable number.

135411572 is a deficient number, since it is larger than the sum of its proper divisors (103733488).

135411572 is a wasteful number, since it uses less digits than its factorization.

135411572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310690 (or 310688 counting only the distinct ones).

The product of its digits is 4200, while the sum is 29.

The square root of 135411572 is about 11636.6477990872. The cubic root of 135411572 is about 513.5135723220.

The spelling of 135411572 in words is "one hundred thirty-five million, four hundred eleven thousand, five hundred seventy-two".