52505123 has 8 divisors (see below), whose sum is σ = 57340656. Its totient is φ = 47680000.

The previous prime is 52505119. The next prime is 52505137. The reversal of 52505123 is 32150525.

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

It is a cyclic number.

It is not a de Polignac number, because 52505123 - 2² = 52505119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52505143) 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, 11123 + ... + 15123.

It is an arithmetic number, because the mean of its divisors is an integer number (7167582).

Almost surely, 2^52505123 is an apocalyptic number.

52505123 is a deficient number, since it is larger than the sum of its proper divisors (4835533).

52505123 is a wasteful number, since it uses less digits than its factorization.

52505123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5205.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 52505123 is about 7246.0418850570. The cubic root of 52505123 is about 374.4557984864.

Adding to 52505123 its reverse (32150525), we get a palindrome (84655648).

The spelling of 52505123 in words is "fifty-two million, five hundred five thousand, one hundred twenty-three".