135002448 has 270 divisors, whose sum is σ = 472605354. Its totient is φ = 35852544.

The previous prime is 135002437. The next prime is 135002449. The reversal of 135002448 is 844200531.

It can be written as a sum of positive squares in only one way, i.e., 124813584 + 10188864 = 11172^2 + 3192^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135002449) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2547190 + ... + 2547242.

Almost surely, 2^135002448 is an apocalyptic number.

135002448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135002448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236302677).

135002448 is an abundant number, since it is smaller than the sum of its proper divisors (337602906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135002448 is a wasteful number, since it uses less digits than its factorization.

135002448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 135002448 is about 11619.0553832917. The cubic root of 135002448 is about 512.9958847407.

Adding to 135002448 its reverse (844200531), we get a palindrome (979202979).

The spelling of 135002448 in words is "one hundred thirty-five million, two thousand, four hundred forty-eight".