610225121 has 8 divisors (see below), whose sum is σ = 694643904. Its totient is φ = 530630320.

The previous prime is 610225103. The next prime is 610225129. The reversal of 610225121 is 121522016.

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

It is a de Polignac number, because none of the positive numbers 2^k-610225121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 610225093 and 610225102.

It is not an unprimeable number, because it can be changed into a prime (610225129) 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, 1205726 + ... + 1206231.

It is an arithmetic number, because the mean of its divisors is an integer number (86830488).

Almost surely, 2^610225121 is an apocalyptic number.

It is an amenable number.

610225121 is a deficient number, since it is larger than the sum of its proper divisors (84418783).

610225121 is a wasteful number, since it uses less digits than its factorization.

610225121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411991.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 610225121 is about 24702.7350914833. The cubic root of 610225121 is about 848.1969257746.

Adding to 610225121 its reverse (121522016), we get a palindrome (731747137).

The spelling of 610225121 in words is "six hundred ten million, two hundred twenty-five thousand, one hundred twenty-one".