13125622 has 8 divisors (see below), whose sum is σ = 19746216. Its totient is φ = 6543552.

The previous prime is 13125611. The next prime is 13125653. The reversal of 13125622 is 22652131.

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

It is a junction number, because it is equal to n+sod(n) for n = 13125593 and 13125602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8763 + ... + 10150.

It is an arithmetic number, because the mean of its divisors is an integer number (2468277).

Almost surely, 2^13125622 is an apocalyptic number.

13125622 is a deficient number, since it is larger than the sum of its proper divisors (6620594).

13125622 is a wasteful number, since it uses less digits than its factorization.

13125622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19262.

The product of its digits is 720, while the sum is 22.

The square root of 13125622 is about 3622.9300296859. The cubic root of 13125622 is about 235.8884251864. Note that the first 3 decimals are identical.

Adding to 13125622 its reverse (22652131), we get a palindrome (35777753).

The spelling of 13125622 in words is "thirteen million, one hundred twenty-five thousand, six hundred twenty-two".