43152037129 has 4 divisors (see below), whose sum is σ = 43152826576. Its totient is φ = 43151247684.

The previous prime is 43152037099. The next prime is 43152037133. The reversal of 43152037129 is 92173025134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43152037129 - 2⁷ = 43152037001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43152037429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306099 + ... + 424264.

It is an arithmetic number, because the mean of its divisors is an integer number (10788206644).

Almost surely, 2^43152037129 is an apocalyptic number.

It is an amenable number.

43152037129 is a deficient number, since it is larger than the sum of its proper divisors (789447).

43152037129 is an equidigital number, since it uses as much as digits as its factorization.

43152037129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789446.

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 43152037129 in words is "forty-three billion, one hundred fifty-two million, thirty-seven thousand, one hundred twenty-nine".