135392148 has 120 divisors (see below), whose sum is σ = 383467392. Its totient is φ = 41492736.

The previous prime is 135392143. The next prime is 135392149. The reversal of 135392148 is 841293531.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135392141) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 258615 + ... + 259137.

Almost surely, 2^135392148 is an apocalyptic number.

135392148 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 135392148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191733696).

135392148 is an abundant number, since it is smaller than the sum of its proper divisors (248075244).

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

135392148 is a wasteful number, since it uses less digits than its factorization.

135392148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603 (or 592 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 135392148 is about 11635.8131645365. The cubic root of 135392148 is about 513.4890176392.

The spelling of 135392148 in words is "one hundred thirty-five million, three hundred ninety-two thousand, one hundred forty-eight".