135452500 has 30 divisors (see below), whose sum is σ = 296212994. Its totient is φ = 54180000.

The previous prime is 135452483. The next prime is 135452503. The reversal of 135452500 is 5254531.

It can be written as a sum of positive squares in 5 ways, for example, as 100240144 + 35212356 = 10012^2 + 5934^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135452503) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 24591 + ... + 29590.

Almost surely, 2^135452500 is an apocalyptic number.

135452500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135452500 is an abundant number, since it is smaller than the sum of its proper divisors (160760494).

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

135452500 is an equidigital number, since it uses as much as digits as its factorization.

135452500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54205 (or 54188 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 135452500 is about 11638.4062482799. The cubic root of 135452500 is about 513.5653034163.

The spelling of 135452500 in words is "one hundred thirty-five million, four hundred fifty-two thousand, five hundred".