135101252 has 48 divisors (see below), whose sum is σ = 279163584. Its totient is φ = 56400000.

The previous prime is 135101251. The next prime is 135101269. The reversal of 135101252 is 252101531.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (135101251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143102 + ... + 144042.

It is an arithmetic number, because the mean of its divisors is an integer number (5815908).

Almost surely, 2^135101252 is an apocalyptic number.

It is an amenable number.

135101252 is an abundant number, since it is smaller than the sum of its proper divisors (144062332).

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

135101252 is a wasteful number, since it uses less digits than its factorization.

135101252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 135101252 is about 11623.3064142696. The cubic root of 135101252 is about 513.1210026823.

Adding to 135101252 its reverse (252101531), we get a palindrome (387202783).

The spelling of 135101252 in words is "one hundred thirty-five million, one hundred one thousand, two hundred fifty-two".