53625121 has 16 divisors (see below), whose sum is σ = 61839360. Its totient is φ = 46023120.

The previous prime is 53625113. The next prime is 53625137. The reversal of 53625121 is 12152635.

It is not a de Polignac number, because 53625121 - 2³ = 53625113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53625101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18646 + ... + 21328.

It is an arithmetic number, because the mean of its divisors is an integer number (3864960).

Almost surely, 2^53625121 is an apocalyptic number.

It is an amenable number.

53625121 is a deficient number, since it is larger than the sum of its proper divisors (8214239).

53625121 is a wasteful number, since it uses less digits than its factorization.

53625121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2796.

The product of its digits is 1800, while the sum is 25.

The square root of 53625121 is about 7322.9175196775. The cubic root of 53625121 is about 377.0996202388.

Adding to 53625121 its reverse (12152635), we get a palindrome (65777756).

The spelling of 53625121 in words is "fifty-three million, six hundred twenty-five thousand, one hundred twenty-one".