43145423346135 has 32 divisors (see below), whose sum is σ = 75317696812800. Its totient is φ = 20916403827200.

The previous prime is 43145423346131. The next prime is 43145423346139. The reversal of 43145423346135 is 53164332454134.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (43145423346131) and next prime (43145423346139).

It is not a de Polignac number, because 43145423346135 - 2² = 43145423346131 is a prime.

It is a super-2 number, since 2×43145423346135² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43145423346131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14845785 + ... + 17512514.

It is an arithmetic number, because the mean of its divisors is an integer number (2353678025400).

Almost surely, 2^{43145423346135} is an apocalyptic number.

43145423346135 is a deficient number, since it is larger than the sum of its proper divisors (32172273466665).

43145423346135 is a wasteful number, since it uses less digits than its factorization.

43145423346135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32366399.

The product of its digits is 6220800, while the sum is 48.

The spelling of 43145423346135 in words is "forty-three trillion, one hundred forty-five billion, four hundred twenty-three million, three hundred forty-six thousand, one hundred thirty-five".