1351110225 has 24 divisors (see below), whose sum is σ = 2255536192. Its totient is φ = 713592000.

The previous prime is 1351110221. The next prime is 1351110247. The reversal of 1351110225 is 5220111531.

It is not a de Polignac number, because 1351110225 - 2² = 1351110221 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351110221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79726 + ... + 95175.

Almost surely, 2^1351110225 is an apocalyptic number.

1351110225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1351110225 is a deficient number, since it is larger than the sum of its proper divisors (904425967).

1351110225 is a wasteful number, since it uses less digits than its factorization.

1351110225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175017 (or 175012 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1351110225 is about 36757.4512854197. The cubic root of 1351110225 is about 1105.5123372339.

Adding to 1351110225 its reverse (5220111531), we get a palindrome (6571221756).

The spelling of 1351110225 in words is "one billion, three hundred fifty-one million, one hundred ten thousand, two hundred twenty-five".