42150003 has 16 divisors (see below), whose sum is σ = 64320000. Its totient is φ = 24051456.

The previous prime is 42150001. The next prime is 42150011. The reversal of 42150003 is 30005124.

It is not a de Polignac number, because 42150003 - 2¹ = 42150001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42150001) 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 15 ways as a sum of consecutive naturals, for example, 25426 + ... + 27032.

It is an arithmetic number, because the mean of its divisors is an integer number (4020000).

Almost surely, 2^42150003 is an apocalyptic number.

42150003 is a deficient number, since it is larger than the sum of its proper divisors (22169997).

42150003 is a wasteful number, since it uses less digits than its factorization.

42150003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 42150003 is about 6492.3033662946. The cubic root of 42150003 is about 348.0159937820.

Adding to 42150003 its reverse (30005124), we get a palindrome (72155127).

The spelling of 42150003 in words is "forty-two million, one hundred fifty thousand, three".