52240103 has 4 divisors (see below), whose sum is σ = 52719480. Its totient is φ = 51760728.

The previous prime is 52240091. The next prime is 52240121. The reversal of 52240103 is 30104225.

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 52240103 - 2¹² = 52236007 is a prime.

It is a super-2 number, since 2×52240103² = 5458056722901218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52240163) 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, 239525 + ... + 239742.

It is an arithmetic number, because the mean of its divisors is an integer number (13179870).

Almost surely, 2^52240103 is an apocalyptic number.

52240103 is a deficient number, since it is larger than the sum of its proper divisors (479377).

52240103 is a wasteful number, since it uses less digits than its factorization.

52240103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479376.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 52240103 is about 7227.7315251744. The cubic root of 52240103 is about 373.8247126770.

Adding to 52240103 its reverse (30104225), we get a palindrome (82344328).

The spelling of 52240103 in words is "fifty-two million, two hundred forty thousand, one hundred three".