42134199 has 4 divisors (see below), whose sum is σ = 56178936. Its totient is φ = 28089464.

The previous prime is 42134189. The next prime is 42134207. The reversal of 42134199 is 99143124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42134199 - 2⁸ = 42133943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42134149) 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, 7022364 + ... + 7022369.

It is an arithmetic number, because the mean of its divisors is an integer number (14044734).

Almost surely, 2^42134199 is an apocalyptic number.

42134199 is a deficient number, since it is larger than the sum of its proper divisors (14044737).

42134199 is a wasteful number, since it uses less digits than its factorization.

42134199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14044736.

The product of its digits is 7776, while the sum is 33.

The square root of 42134199 is about 6491.0861186707. The cubic root of 42134199 is about 347.9724925410.

The spelling of 42134199 in words is "forty-two million, one hundred thirty-four thousand, one hundred ninety-nine".