42001203 has 8 divisors (see below), whose sum is σ = 59295888. Its totient is φ = 26353664.

The previous prime is 42001199. The next prime is 42001217. The reversal of 42001203 is 30210024.

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 42001203 - 2² = 42001199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42001283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411726 + ... + 411827.

It is an arithmetic number, because the mean of its divisors is an integer number (7411986).

Almost surely, 2^42001203 is an apocalyptic number.

42001203 is a deficient number, since it is larger than the sum of its proper divisors (17294685).

42001203 is a wasteful number, since it uses less digits than its factorization.

42001203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823573.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 42001203 is about 6480.8335112083. The cubic root of 42001203 is about 347.6059832348.

Adding to 42001203 its reverse (30210024), we get a palindrome (72211227).

The spelling of 42001203 in words is "forty-two million, one thousand, two hundred three".