42103453 has 8 divisors (see below), whose sum is σ = 48171008. Its totient is φ = 36049104.

The previous prime is 42103429. The next prime is 42103469. The reversal of 42103453 is 35430124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-42103453 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 (42103153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4900 + ... + 10402.

It is an arithmetic number, because the mean of its divisors is an integer number (6021376).

Almost surely, 2^42103453 is an apocalyptic number.

It is an amenable number.

42103453 is a deficient number, since it is larger than the sum of its proper divisors (6067555).

42103453 is a wasteful number, since it uses less digits than its factorization.

42103453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6603.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42103453 is about 6488.7173616979. The cubic root of 42103453 is about 347.8878315774.

Adding to 42103453 its reverse (35430124), we get a palindrome (77533577).

The spelling of 42103453 in words is "forty-two million, one hundred three thousand, four hundred fifty-three".