10451111225 has 12 divisors (see below), whose sum is σ = 13058308560. Its totient is φ = 8297062800.

The previous prime is 10451111221. The next prime is 10451111309. The reversal of 10451111225 is 52211115401.

It is a happy number.

It is not a de Polignac number, because 10451111225 - 2² = 10451111221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10451111225.

It is not an unprimeable number, because it can be changed into a prime (10451111221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1592315 + ... + 1598864.

It is an arithmetic number, because the mean of its divisors is an integer number (1088192380).

Almost surely, 2^10451111225 is an apocalyptic number.

It is an amenable number.

10451111225 is a deficient number, since it is larger than the sum of its proper divisors (2607197335).

10451111225 is a wasteful number, since it uses less digits than its factorization.

10451111225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3191320 (or 3191315 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 10451111225 its reverse (52211115401), we get a palindrome (62662226626).

The spelling of 10451111225 in words is "ten billion, four hundred fifty-one million, one hundred eleven thousand, two hundred twenty-five".