106115225 has 6 divisors (see below), whose sum is σ = 131582910. Its totient is φ = 84892160.

The previous prime is 106115221. The next prime is 106115239. The reversal of 106115225 is 522511601.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4624 + 106110601 = 68^2 + 10301^2 .

It is not a de Polignac number, because 106115225 - 2² = 106115221 is a prime.

It is a super-2 number, since 2×106115225² = 22520881953601250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106115225.

It is not an unprimeable number, because it can be changed into a prime (106115221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2122280 + ... + 2122329.

It is an arithmetic number, because the mean of its divisors is an integer number (21930485).

Almost surely, 2^106115225 is an apocalyptic number.

It is an amenable number.

106115225 is a deficient number, since it is larger than the sum of its proper divisors (25467685).

106115225 is an equidigital number, since it uses as much as digits as its factorization.

106115225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244619 (or 4244614 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 106115225 is about 10301.2244417836. The cubic root of 106115225 is about 473.4337702074.

Adding to 106115225 its reverse (522511601), we get a palindrome (628626826).

The spelling of 106115225 in words is "one hundred six million, one hundred fifteen thousand, two hundred twenty-five".