42603053 has 4 divisors (see below), whose sum is σ = 43203168. Its totient is φ = 42002940.

The previous prime is 42603047. The next prime is 42603091. The reversal of 42603053 is 35030624.

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 42603053 - 2²² = 38408749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42603553) 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, 299951 + ... + 300092.

It is an arithmetic number, because the mean of its divisors is an integer number (10800792).

Almost surely, 2^42603053 is an apocalyptic number.

It is an amenable number.

42603053 is a deficient number, since it is larger than the sum of its proper divisors (600115).

42603053 is an equidigital number, since it uses as much as digits as its factorization.

42603053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600114.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 42603053 is about 6527.1014240626. The cubic root of 42603053 is about 349.2584380899.

Adding to 42603053 its reverse (35030624), we get a palindrome (77633677).

The spelling of 42603053 in words is "forty-two million, six hundred three thousand, fifty-three".