135252030 has 32 divisors (see below), whose sum is σ = 332525088. Its totient is φ = 35187200.

The previous prime is 135252011. The next prime is 135252031. The reversal of 135252030 is 30252531.

It is a super-2 number, since 2×135252030² = 36586223238241800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135251988 and 135252006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135252031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53751 + ... + 56210.

It is an arithmetic number, because the mean of its divisors is an integer number (10391409).

Almost surely, 2^135252030 is an apocalyptic number.

135252030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135252030 is an abundant number, since it is smaller than the sum of its proper divisors (197273058).

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

135252030 is a wasteful number, since it uses less digits than its factorization.

135252030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110012.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 135252030 is about 11629.7906258023. The cubic root of 135252030 is about 513.3118190605.

The spelling of 135252030 in words is "one hundred thirty-five million, two hundred fifty-two thousand, thirty".