135000043 has 8 divisors (see below), whose sum is σ = 143434368. Its totient is φ = 126620544.

The previous prime is 135000037. The next prime is 135000049. The reversal of 135000043 is 340000531.

It is an interprime number because it is at equal distance from previous prime (135000037) and next prime (135000049).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135000043 - 2⁵ = 135000011 is a prime.

It is a super-2 number, since 2×135000043² = 36450023220003698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134999990 and 135000026.

It is not an unprimeable number, because it can be changed into a prime (135000049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8571 + ... + 18532.

It is an arithmetic number, because the mean of its divisors is an integer number (17929296).

Almost surely, 2^135000043 is an apocalyptic number.

135000043 is a deficient number, since it is larger than the sum of its proper divisors (8434325).

135000043 is a wasteful number, since it uses less digits than its factorization.

135000043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27413.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 135000043 is about 11618.9518890475. The cubic root of 135000043 is about 512.9928384689.

Adding to 135000043 its reverse (340000531), we get a palindrome (475000574).

The spelling of 135000043 in words is "one hundred thirty-five million, forty-three", and thus it is an aban number.