5125423505 has 8 divisors (see below), whose sum is σ = 6152082432. Its totient is φ = 4099289328.

The previous prime is 5125423493. The next prime is 5125423507. The reversal of 5125423505 is 5053245215.

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 5125423505 - 2⁸ = 5125423249 is a prime.

It is a super-4 number, since 4×5125423505⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5125423507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109367 + ... + 149036.

It is an arithmetic number, because the mean of its divisors is an integer number (769010304).

Almost surely, 2^5125423505 is an apocalyptic number.

It is an amenable number.

5125423505 is a deficient number, since it is larger than the sum of its proper divisors (1026658927).

5125423505 is a wasteful number, since it uses less digits than its factorization.

5125423505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262375.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 5125423505 is about 71592.0631425020. The cubic root of 5125423505 is about 1724.1561095253.

The spelling of 5125423505 in words is "five billion, one hundred twenty-five million, four hundred twenty-three thousand, five hundred five".