42966129 has 4 divisors (see below), whose sum is σ = 57288176. Its totient is φ = 28644084.

The previous prime is 42966113. The next prime is 42966137. The reversal of 42966129 is 92166924.

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 not a de Polignac number, because 42966129 - 2⁴ = 42966113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42966149) 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, 7161019 + ... + 7161024.

It is an arithmetic number, because the mean of its divisors is an integer number (14322044).

Almost surely, 2^42966129 is an apocalyptic number.

It is an amenable number.

42966129 is a deficient number, since it is larger than the sum of its proper divisors (14322047).

42966129 is a wasteful number, since it uses less digits than its factorization.

42966129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14322046.

The product of its digits is 46656, while the sum is 39.

The square root of 42966129 is about 6554.8553759789. The cubic root of 42966129 is about 350.2477945919.

The spelling of 42966129 in words is "forty-two million, nine hundred sixty-six thousand, one hundred twenty-nine".