52404123 has 4 divisors (see below), whose sum is σ = 69872168. Its totient is φ = 34936080.

The previous prime is 52404119. The next prime is 52404127. The reversal of 52404123 is 32140425.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (52404119) and next prime (52404127).

It is not a de Polignac number, because 52404123 - 2² = 52404119 is a prime.

It is a super-3 number, since 3×52404123³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52404123.

It is not an unprimeable number, because it can be changed into a prime (52404127) 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, 8734018 + ... + 8734023.

It is an arithmetic number, because the mean of its divisors is an integer number (17468042).

Almost surely, 2^52404123 is an apocalyptic number.

52404123 is a deficient number, since it is larger than the sum of its proper divisors (17468045).

52404123 is a wasteful number, since it uses less digits than its factorization.

52404123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17468044.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 52404123 is about 7239.0692081234. The cubic root of 52404123 is about 374.2155405845.

Adding to 52404123 its reverse (32140425), we get a palindrome (84544548).

The spelling of 52404123 in words is "fifty-two million, four hundred four thousand, one hundred twenty-three".