135143430 has 16 divisors (see below), whose sum is σ = 324344304. Its totient is φ = 36038240.

The previous prime is 135143429. The next prime is 135143431. The reversal of 135143430 is 34341531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135143429) and next prime (135143431).

It is a self number, because there is not a number n which added to its sum of digits gives 135143430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135143431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2252361 + ... + 2252420.

It is an arithmetic number, because the mean of its divisors is an integer number (20271519).

Almost surely, 2^135143430 is an apocalyptic number.

135143430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135143430 is an abundant number, since it is smaller than the sum of its proper divisors (189200874).

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

135143430 is a wasteful number, since it uses less digits than its factorization.

135143430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504791.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 135143430 is about 11625.1206445353. The cubic root of 135143430 is about 513.1743951454.

Adding to 135143430 its reverse (34341531), we get a palindrome (169484961).

The spelling of 135143430 in words is "one hundred thirty-five million, one hundred forty-three thousand, four hundred thirty".