135451144 has 16 divisors (see below), whose sum is σ = 254533500. Its totient is φ = 67575552.

The previous prime is 135451081. The next prime is 135451159. The reversal of 135451144 is 441154531.

It can be written as a sum of positive squares in 2 ways, for example, as 135443044 + 8100 = 11638^2 + 90^2 .

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, 14869 + ... + 22180.

Almost surely, 2^135451144 is an apocalyptic number.

It is an amenable number.

135451144 is a deficient number, since it is larger than the sum of its proper divisors (119082356).

135451144 is a wasteful number, since it uses less digits than its factorization.

135451144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37512 (or 37508 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 135451144 is about 11638.3479927351. The cubic root of 135451144 is about 513.5635896621.

The spelling of 135451144 in words is "one hundred thirty-five million, four hundred fifty-one thousand, one hundred forty-four".